David J. Tsai

David J. Tsai

Litigation - Intellectual Property Litigation - Patent
Recognized in Best Attorney USA since 2021

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Reviews

4.6 / 5

39 Reviews

1,060 Profile Views

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Brendan Lehner

Jan 31, 2026

Solid work and professional service from David J. Tsai in San Francisco for California residents

Needed help with Litigation - Intellectual Property law and David J. Tsai delivered on their promises. They're professional, efficient, and easy to talk to. Good choice for anyone in California lookin...

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Thelma Tremblay

Jan 31, 2026

A huge weight off my shoulders thanks to the amazing work of David J. Tsai

I wasn't sure who to call for my Litigation - Intellectual Property law problem, but I'm so glad I went with David J. Tsai. They really listened to me and understood my situation. It was such a relief...

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Andres Stiedemann-Pagac

Jan 31, 2026

Would recommend David J. Tsai for sure to anyone in San Francisco needing legal help

I've already told all my friends and family about David J. Tsai. If you need Litigation - Intellectual Property law help in California, they're the ones to see without any doubt. They are local expert...

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Eduardo Simonis

Jan 31, 2026

Top notch experts in San Francisco - David J. Tsai is by far the best lawyer I've ever had

If you need a Litigation - Intellectual Property law lawyer, David J. Tsai is the one to call. Great job and very responsive team. They kept me in the loop and always had time to explain the details o...

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Lori Pfannerstill

Jan 31, 2026

The absolute best in San Francisco for Litigation - Intellectual Property law - and I mean that from the bottom of my heart

Honestly, I can't thank David J. Tsai enough for everything they've done for me. They really know their stuff when it comes to Litigation - Intellectual Property law and it shows in the results. 10/10...