Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6664549 | Wafer chuck, exposure system, and method of manufacturing semiconductor device | Seiichiro Kobayashi, Koichi Koyanagi, Hideo Saeki, Masaharu Motohashi | 2003-12-16 |
| RE32261 | Process for producing thermosetting finishing powders | Kuniomi Hirota, Akio Masumoto, Hiroshi Ozawa, Nobuki Kobayashi | 1986-10-07 |