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Ruey-Sen Tsai Edit Profile

educator , Lawyer

Ruey-Sen Tsai, American lawyer, specializing in the field of International Arbitration, Civil Appeals, Software Copyrights, Copyright Infringement, Patent Infringement, Trademark Infringement. Member of Lee and Li.


Tsai, Ruey-Sen was born on January 17, 1965 in Taipei, Taiwan. Son of Chen-Jen Tsai and Chiu-Chu Tsai-Li.


National Taiwan University (Bachelor of Laws, 1987). Cornell University (Master of Laws, 1991). Spoken languages: Chinese, English.


Worked at Lee and Li. Admitted to the bar, 1992, Republic of China. Patent Agent.

Lee and Li, 1993—.

Member: Taipei Bar Association. Hsin-Chu Bar Association. Tainan Bar Association.

History: Lee and Li began as the law office of Mr. James Lee. Mr. Lee began his law practice in Shanghai and formed his own firm in Taipei in 1953. He was joined by Doctor C.N. Li in 1965.

In 1970, in memory of Mr. James Lee who passed away that year, Doctor Li named the office "Lee and Li", thus marking the formal establishment of the firm.


  • Bar: (Taiwan) 1992.


Member of Arbitration Association Republic of China, Taipei Bar Association, Asia Patent Attorneys Association.


  • Other Interests

    Golf, swimming, hiking.


Married Ya-Wen Yang, March 11, 1997.

Chen-Jen Tsai

Chiu-Chu Tsai-Li

Ya-Wen Yang