Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6454987 | Micro structure and its manufacture method | Yanping Zhang | 2002-09-24 |
| 6379773 | Micro structure and its manufacture method | Yanping Zhang | 2002-04-30 |
| 6159413 | Micro structure and its manufacture method | Yanping Zhang | 2000-12-12 |
| 5730924 | Micromachining of polytetrafluoroethylene using radiation | Yanping Zhang, Shiro Hamada | 1998-03-24 |