Ed Walsh co-chairs the firm's Post-Grant Proceedings Group, and has extensive experience representing both patent owners and petitioners before the Patent Trial and Appeal Board and in reexamination proceedings. He also works with electrical and computer-related clients in IP strategy development and execution. His areas of technical expertise include semiconductor processing and high-speed circuit design, wireless communication and signal processing, networks, and connectors and interconnection technology.

Ed served over 14 years as in-house counsel for technology companies, including Chief Intellectual Property Counsel for Teradyne, a world leader in semiconductor processing equipment. Prior to entering law school, Ed worked as an electrical engineer, managing a team developing vehicle diagnostic equipment and as a researcher at the National Cancer Institute.

Client testimonial:
"Ed knows the business and knows the players, and that’s invaluable."

  • Lead counsel in first of its kind successful defense of a patent challenged in inter partes review accepting commercial success of the invention as proof of patentability.
  • Defeated institution of inter partes review to five patents being asserted, setting up a jury verdict by a Wolf Greenfield litigation team.
  • Won a decision in an inter partes reexamination, invalidating all claims to an internet ordering patent, ending a suit against our client.
  • Invalidated in an inter partes reexamination all claims to a patent asserted against our client, turning the tables on the patent owner who was left facing a breach of contract claim. 
  • Persuaded examiners in an ex parte reexamination of patent underlying one of the largest patent verdicts ever to reverse course and confirm all claims as patentable, preserving a significant our damage award for our client.
  • Represented a publicly traded client in IP diligence associated with acquisition of a competitor, in a transaction valued in ten figures.
  • Lead counsel in sale by our client of software product line in a transaction valued in eight figures.
  • Conducted due diligence in support of an investment in a company improving FLASH memories through application of signal processing techniques. 
  • Developed a position to prove a client was entitled to participate in a patent pool associated with a significant wireless communication standard.
  • Designed licensing and patent portfolio program resulting in leading technology client's use of competitors to sell its product to gain market acceptance while retaining benefits of technology investment.
  • Guided client in responding to demand for nine figure payment from patentee holding over 100 patents relating to wireless technology, evaluated whether portfolio represented threat or opportunity, and negotiated satisfactory resolution with patent holder.
  • American Bar Association
  • Boston Patent Law Association - Co-chair, Computer Law Committee
  • Institute of Electrical and Electronics Engineers
  • MIT $100K - Mentor
  • University of Massachusetts Amherst - Guest Lecturer at the Isenberg School of Management; Technology Innovation Challenge, judge
  • Intellectual Property Owners Association - Corporate IP Management Committee

  • Repeatedly included in Best Lawyers in America® (IP Law)
  • National Science Foundation Fellow
  • Repeatedly named to Massachusetts Super Lawyers


Recent News

February 22, 2016

Technology Transfer Tactics quotes Ed Walsh

January 21, 2016

A.J. Tibbetts and Ed Walsh Present at BBA's 16th Annual Intellectual Property Year in Review

December 17, 2015

Ed Walsh acted as a panelist for NBI's Live Teleconference titled, "Vendor Agreements: Legal Landmines"

November 2, 2015

23 Wolf Greenfield Attorneys Named to 2015 Massachusetts Super Lawyers List

August 27, 2015

Law360 quotes Ed Walsh on AIA patent amendments

August 17, 2015

Nine Wolf Greenfield Attorneys Named to The Best Lawyers in America 2016

June 8, 2015

Law360 quotes Ed Walsh on impact of PATENT Act

June 5, 2015

Law360 quotes Ed Walsh on Senate Bill Tips for Patent Owners in AIA Reviews

May 11, 2015

Wolf Greenfield and Client EMC Prevail in Patent Infringement Suit Against EMC's Competitor Zerto

March 27, 2015

Wolf Greenfield Wins Complete IPR Victory for Saint-Gobain

March 26, 2015

Wolf Greenfield recognized by Law360 for Saint-Gobain IPR win

February 27, 2015

Ed Walsh discusses drop in patent suits in 2014

February 5, 2015

Ed Walsh quoted on first AIA appeal verdict

November 21, 2014

Ed Walsh quoted in Technology Transfer Tactics

October 20, 2014

22 Wolf Greenfield Attorneys Named to 2014 Massachusetts Super Lawyers List

October 6, 2014

Ed Walsh and Charlie Steenburg quoted on post-grant proceedings

October 2, 2014

Ed Walsh quoted on effect of IPRs on patent licensing community

August 18, 2014

Ten Wolf Greenfield Attorneys Named to The Best Lawyers in America© 2015

March 7, 2014

Ed Walsh quoted in Search Engine Watch on BrightEdge vs. Searchmetrics

September 13, 2013

Ed Walsh was quoted in LAW360 on the inter partes review and the business method patent review program.

August 15, 2013

Ten Wolf Greenfield Attorneys Named to The Best Lawyers in America 2014 List

August 14, 2013

Wolf Greenfield Secures Dismissal of Case Against Our Client Six Victor

March 22, 2013

Ed Walsh quoted on "first-inventor-to-file" changes

February 1, 2013

Ed Walsh quoted in Mass Lawyers Weekly on first to file

January 18, 2013

Ed Walsh was quoted in a Law360 article on Patent Reform

October 14, 2012

Ed Walsh interviewed on Tech Talk with Craig Peterson about patent reform

September 19, 2012

Eleven Wolf Greenfield Attorneys Selected for 2013 Best Lawyers in America

September 14, 2012

Ed Walsh quoted on the ramifications of AIA

August 15, 2012

Ed Walsh and Larry Green quoted in Law360 on the new AIA rule changes

January 26, 2012

Ed Walsh and Michael Siekman presented a webinar on patent reform

Ed was an Adjunct Professor and Lecturer in electrical engineering at Boston University. He has been active in local politics in the town of Northborough, is a member of the Sudbury Valley Trustees, is a trustee at First Parish Church, and is an avid lacrosse fan.

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Ed Walsh co-chairs the firm's Post-Grant Proceedings Group, and has extensive experience representing both patent owners and petitioners before the Patent Trial and Appeal Board and in reexamination proceedings. He also works with electrical and computer-related clients in IP strategy development and execution. His areas of technical expertise include semiconductor processing and high-speed circuit design, wireless communication and signal processing, networks, and connectors and interconnection technology.

Ed served over 14 years as in-house counsel for technology companies, including Chief Intellectual Property Counsel for Teradyne, a world leader in semiconductor processing equipment. Prior to entering law school, Ed worked as an electrical engineer, managing a team developing vehicle diagnostic equipment and as a researcher at the National Cancer Institute.

Client testimonial:
"Ed knows the business and knows the players, and that’s invaluable."

  • Lead counsel in first of its kind successful defense of a patent challenged in inter partes review accepting commercial success of the invention as proof of patentability.
  • Defeated institution of inter partes review to five patents being asserted, setting up a jury verdict by a Wolf Greenfield litigation team.
  • Won a decision in an inter partes reexamination, invalidating all claims to an internet ordering patent, ending a suit against our client.
  • Invalidated in an inter partes reexamination all claims to a patent asserted against our client, turning the tables on the patent owner who was left facing a breach of contract claim. 
  • Persuaded examiners in an ex parte reexamination of patent underlying one of the largest patent verdicts ever to reverse course and confirm all claims as patentable, preserving a significant our damage award for our client.
  • Represented a publicly traded client in IP diligence associated with acquisition of a competitor, in a transaction valued in ten figures.
  • Lead counsel in sale by our client of software product line in a transaction valued in eight figures.
  • Conducted due diligence in support of an investment in a company improving FLASH memories through application of signal processing techniques. 
  • Developed a position to prove a client was entitled to participate in a patent pool associated with a significant wireless communication standard.
  • Designed licensing and patent portfolio program resulting in leading technology client's use of competitors to sell its product to gain market acceptance while retaining benefits of technology investment.
  • Guided client in responding to demand for nine figure payment from patentee holding over 100 patents relating to wireless technology, evaluated whether portfolio represented threat or opportunity, and negotiated satisfactory resolution with patent holder.
  • American Bar Association
  • Boston Patent Law Association - Co-chair, Computer Law Committee
  • Institute of Electrical and Electronics Engineers
  • MIT $100K - Mentor
  • University of Massachusetts Amherst - Guest Lecturer at the Isenberg School of Management; Technology Innovation Challenge, judge
  • Intellectual Property Owners Association - Corporate IP Management Committee

  • Repeatedly included in Best Lawyers in America® (IP Law)
  • National Science Foundation Fellow
  • Repeatedly named to Massachusetts Super Lawyers


Recent News

February 22, 2016

Technology Transfer Tactics quotes Ed Walsh

January 21, 2016

A.J. Tibbetts and Ed Walsh Present at BBA's 16th Annual Intellectual Property Year in Review

December 17, 2015

Ed Walsh acted as a panelist for NBI's Live Teleconference titled, "Vendor Agreements: Legal Landmines"

November 2, 2015

23 Wolf Greenfield Attorneys Named to 2015 Massachusetts Super Lawyers List

August 27, 2015

Law360 quotes Ed Walsh on AIA patent amendments

August 17, 2015

Nine Wolf Greenfield Attorneys Named to The Best Lawyers in America 2016

June 8, 2015

Law360 quotes Ed Walsh on impact of PATENT Act

June 5, 2015

Law360 quotes Ed Walsh on Senate Bill Tips for Patent Owners in AIA Reviews

May 11, 2015

Wolf Greenfield and Client EMC Prevail in Patent Infringement Suit Against EMC's Competitor Zerto

March 27, 2015

Wolf Greenfield Wins Complete IPR Victory for Saint-Gobain

March 26, 2015

Wolf Greenfield recognized by Law360 for Saint-Gobain IPR win

February 27, 2015

Ed Walsh discusses drop in patent suits in 2014

February 5, 2015

Ed Walsh quoted on first AIA appeal verdict

November 21, 2014

Ed Walsh quoted in Technology Transfer Tactics

October 20, 2014

22 Wolf Greenfield Attorneys Named to 2014 Massachusetts Super Lawyers List

October 6, 2014

Ed Walsh and Charlie Steenburg quoted on post-grant proceedings

October 2, 2014

Ed Walsh quoted on effect of IPRs on patent licensing community

August 18, 2014

Ten Wolf Greenfield Attorneys Named to The Best Lawyers in America© 2015

March 7, 2014

Ed Walsh quoted in Search Engine Watch on BrightEdge vs. Searchmetrics

September 13, 2013

Ed Walsh was quoted in LAW360 on the inter partes review and the business method patent review program.

August 15, 2013

Ten Wolf Greenfield Attorneys Named to The Best Lawyers in America 2014 List

August 14, 2013

Wolf Greenfield Secures Dismissal of Case Against Our Client Six Victor

March 22, 2013

Ed Walsh quoted on "first-inventor-to-file" changes

February 1, 2013

Ed Walsh quoted in Mass Lawyers Weekly on first to file

January 18, 2013

Ed Walsh was quoted in a Law360 article on Patent Reform

October 14, 2012

Ed Walsh interviewed on Tech Talk with Craig Peterson about patent reform

September 19, 2012

Eleven Wolf Greenfield Attorneys Selected for 2013 Best Lawyers in America

September 14, 2012

Ed Walsh quoted on the ramifications of AIA

August 15, 2012

Ed Walsh and Larry Green quoted in Law360 on the new AIA rule changes

January 26, 2012

Ed Walsh and Michael Siekman presented a webinar on patent reform

Ed was an Adjunct Professor and Lecturer in electrical engineering at Boston University. He has been active in local politics in the town of Northborough, is a member of the Sudbury Valley Trustees, is a trustee at First Parish Church, and is an avid lacrosse fan.