Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6151966 | Semiconductor dynamical quantity sensor device having electrodes in Rahmen structure | Minekazu Sakai, Yukihiro Takeuchi, Kazuhiko Kano, Seiji Fujino, Tsuyoshi Fukada +4 more | 2000-11-28 |
| 6143584 | Method for fabrication of a semiconductor sensor | Tsuyoshi Fukada, Masakazu Kanosue, Kenichi Ao, Seiichiro Ishio | 2000-11-07 |
| 5998234 | Method of producing semiconductor device by dicing | Kenichi Ao, Yasutoshi Suzuki, Seiichiro Ishiou | 1999-12-07 |
| 5963324 | Exposure apparatus and method responsive to light beam wavelength variation | — | 1999-10-05 |
| 5618738 | Manufacturing method for magnetoresistance elements | Kenichi Ao, Hiroki Noguchi, Yoshimi Yoshino, Hirofumi Uenoyama | 1997-04-08 |
| 5319178 | Welding apparatus for fuel rod end plugs | Akio Sando, Eiji Yoneda | 1994-06-07 |
| 5120202 | Switching device for reciprocating pumps | Kazumasa Yamada | 1992-06-09 |
| 5002469 | Switching device for reciprocating pumps | Kazumasa Yamada | 1991-03-26 |
| 5002468 | Switching device for reciprocating pumps | Kazumasa Yamada | 1991-03-26 |
| 4923168 | Spool type switching valve device | Kazumasa Yamada | 1990-05-08 |
| 4455937 | Printing device | Tsuyoshi Kawanabe | 1984-06-26 |