Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8847448 | Electric generator for railroad train in combination | — | 2014-09-30 |
| 6313516 | Method for making high-sheet-resistance polysilicon resistors for integrated circuits | Wen-Cheng Chang, Shung-Jen Yu | 2001-11-06 |
| 6054359 | Method for making high-sheet-resistance polysilicon resistors for integrated circuits | Wen-Cheng Chang, Shung-Jen Yu, Sheng-Yih Ting | 2000-04-25 |
| 5062700 | Rearview directional control device for rearview mirror | Shyh-Her Sheu | 1991-11-05 |
| 5050975 | Double duty rearview mirror | — | 1991-09-24 |
| 4852497 | Toy for demostrating magnetic force and the effects of air pressure | — | 1989-08-01 |
| 4699478 | Self-cleaning rearview mirror | Shyh-Her Sheu | 1987-10-13 |
| 4325236 | Process for manufacturing regenerated leather | — | 1982-04-20 |