David J. Berger

David Jakopin is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property. David, who practices law in Palo Alto, California, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David is held by other top lawyers in the same geographic and legal practice area.

Judy Mohr, PhD, helps companies maximize product protection and intellectual property (IP) value by focusing on the business goals of the company and designing a patent portfolio to meet those objectives. Her practice encompasses US and non-US patent procurement, post-grant proceedings (including reexamination and inter partes review), IP due diligence on the investor side and the company side, negotiation of agreements, and development of IP strategies. She assists companies in the pharmaceu...

Steven Ellenberg is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Litigation - Trusts and Estates. Steven, who practices law in San Jose, California, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Steven is held by other top lawyers in the same geographic and legal practice area.

As Managing Partner and Founder of Patent Law Works LLP, Greg brings a wealth of experience and knowledge to the practice of patent law. He developed a new model of patent practice for providing intellectual property services that combine a smart combination of legal, technical, and business insights reflecting deep expertise. Greg’s new model for patent practice synthesizes his beliefs that with the ubiquity of the global marketplace, the growing complexity of patent laws in many geogr...

David A. Lipkin focuses his practice on mergers and acquisitions (M&A) and related securities law matters for companies in the technology and life sciences sectors. He represents both public and private acquirers and target companies, as well as special committees, in large, complex and sophisticated M&A transactions, including tender offers, negotiated mergers and other acquisition structures involving both strategic investors and private equity firms. Read full biography: https://ww...

Dan Barton has practiced criminal defense in the mid-peninsula since 1988. He received his A.B., magna cum laude, in 1983 from Brown University, where he was elected to Phi Beta Kappa and awarded the Prize for Academic Excellence in Latin American Studies. Mr. Barton received his J.D. from Stanford Law School in 1988, where his honors included induction into the Order of the Coif. Mr. Barton is a criminal law specialist certified by the California State Bar Board of Legal Specialization and a...

Phil Levine is head of the firm's Northern California Real Estate Group. Mr. Levine concentrates his practice representing clients in a wide range of commercial real estate equity and debt transactions, including acquisitions and sales; financing (including permanent and construction loans); the structuring and formation of joint ventures and other investment vehicles for the development, ownership, and operation of all major property types, such as multifamily projects, office buildings, and...

Ken D. Kumayama is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property. Ken D., who practices law in Palo Alto, California, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ken D. is held by other top lawyers in the same geographic and legal practice area.

Lance A. Etcheverry is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Lance A., who practices law in Palo Alto, California, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Lance A. is held by other top lawyers in the same geographic and legal practice area.

Amr Razzak is a top attorney recognized by Best Lawyers in the practice area(s) of Mergers and Acquisitions Law. Amr, who practices law in Palo Alto, California, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Amr is held by other top lawyers in the same geographic and legal practice area.