Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5869390 | Method for forming electrode on diamond for electronic devices | Kozo Nishimura, Koji Kobashi, Rie Kato, Hisashi Koyama, Kimitsugu Saito | 1999-02-09 |
| 5846344 | Spring steel of high strength and high corrosion resistance | Yasunobu Kawaguchi, Masataka Shimotsusa, Kan Momozaki, Takenori Nakayama, Yoshinori Yamamoto +1 more | 1998-12-08 |
| 5770467 | Method for forming electrode on diamond for electronic devices | Kozo Nishimura, Koji Kobashi, Rie Kato, Hisashi Koyama, Kimitsugu Saito | 1998-06-23 |
| 5508002 | Spring steel of high strength and high corrosion resistance | Yasunobu Kawaguchi, Masataka Shimotsusa, Kan Momozaki, Takenori Nakayama, Yoshinori Yamamoto +1 more | 1996-04-16 |
| 5373172 | Semiconducting diamond light-emitting element | Koji Kobashi, Koichi Miyata, Kazuo Kumagai, Yuichi Matsui | 1994-12-13 |
| 5358754 | Method for forming diamond films by vapor phase synthesis | Koji Kobashi, Kozo Nishimura, Kazuo Kumagai, Rie Kato | 1994-10-25 |
| 5298766 | Diamond heterojunction diode | Koji Kobashi, Kozo Nishimura, Kazuo Kumagai, Rie Katoh | 1994-03-29 |
| 5160405 | Method of etching diamond thin films | Koichi Miyata, Kazuo Kumagai, Koji Kobashi | 1992-11-03 |
| 5107315 | MIS type diamond field-effect transistor with a diamond insulator undercoat | Kazuo Kumagai, Koichi Miyata, Yuichi Matsui, Koji Kobashi | 1992-04-21 |