Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7601404 | Method for switching decoupled plasma nitridation processes of different doses | Ying-Wei Yen, Yun-Ren Wang, Shu-Yen Chan, Chen-Kuo Chiang | 2009-10-13 |
| 6365524 | Method for making a concave bottom oxide within a trench | Chien-Hung Chen, Jerry C. S. Lin, Yen-Rong Chang | 2002-04-02 |
| 4750025 | Depletion stop transistor | Alfred Yi Cho | 1988-06-07 |
| 4745447 | Gallium arsenide on gallium indium arsenide Schottky barrier device | Alfred Yi Cho, Sung-Nee George Chu | 1988-05-17 |
| 4739385 | Modulation-doped photodetector | Clyde George Bethea, Alfred Yi Cho | 1988-04-19 |
| 4707219 | Integrated devices including cleaved semiconductor lasers | — | 1987-11-17 |
| 4553155 | High speed bias-free photodetector | Alfred Yi Cho | 1985-11-12 |
| 4471367 | MESFET Using a shallow junction gate structure on GaInAs | Alfred Yi Cho | 1984-09-11 |
| 4471370 | Majority carrier photodetector | Alfred Yi Cho | 1984-09-11 |