Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
PC

Peter Chang

TITexas Instruments: 5 patents #2,788 of 12,488Top 25%
FEForster Energy: 4 patents #2 of 21Top 10%
KLKnapp Investment Company Limited: 4 patents #1 of 54Top 2%
KSKestrel Solutions: 3 patents #2 of 16Top 15%
UNUnknown: 2 patents #12,644 of 83,584Top 20%
ETEtron Technology: 1 patents #75 of 145Top 55%
UMUnited Microelectronics: 1 patents #2,686 of 4,560Top 60%
Colleyville, TX: #15 of 333 inventorsTop 5%
Texas: #4,073 of 125,132 inventorsTop 4%
Overall (All Time): #130,745 of 4,157,543Top 4%
29 Patents All Time

Issued Patents All Time

Showing 26–29 of 29 patents

Patent #TitleCo-InventorsDate
6321174 Apparatus and method for testing add-on device of a computer system Jao-Ching Chen, Shu-Yi Yen 2001-11-20
D448353 Set-top box 2001-09-25
6204951 Electro-optic modulator with improved harmonic performance James F. Coward, Ting K. Yee, Abraham H. Kou 2001-03-20
5323406 Photonic mixer for photonically multiplying two electrical signals in two optically interconnected interferometric modulators operated at modulation outside the linear range Ting K. Yee, James F. Coward 1994-06-21