Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
DT

Derek Tsai — 3 Patents

Oracle: 3 patents #4,054 of 14,854Top 30%
LSLsi: 1 patents #2,302 of 3,238Top 75%
San Jose, CA: #14,697 of 32,062 inventorsTop 50%
California: #150,760 of 386,348 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Derek Tsai has been granted 3 US patents while listed as an inventor at Oracle. The first was granted in 1999 and the most recent in January 2003. Derek Tsai ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Derek Tsai in San Jose, CA, US.

Patents per Year

Patents granted per year, 1999 to 2003Bar chart with a peak of 1 patents in 1999.peak 11999: 1 patents19992001: 1 patents20012003: 1 patents2003

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6504486 Dual voltage sense cell for input/output dynamic termination logic Jyh-Ming Jong, Leo Yuan 2003-01-07 $22,417,000
6239619 Method and apparatus for dynamic termination logic of data buses Leo Yuan, Chaim Amir, Drew G. Doblar, Jonathan E. Starr, Trung Nguyen 2001-05-29
5978419 Transmitter and receiver circuits for high-speed parallel digital data transmission link Daniel R. Cassiday, Soroush Shakib, Mistsuo Magane, Katsushi Asahina 1999-11-02 $119,301,000