Issued Patents All Time
Showing 126–136 of 136 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6413310 | Method for producing silicon single crystal wafer and silicon single crystal wafer | Masaro Tamatsuka, Norihiro Kobayashi, Masaru Shinomiya | 2002-07-02 |
| 6391796 | Method for heat-treating silicon wafer and silicon wafer | Norihiro Kobayashi | 2002-05-21 |
| 6357520 | Heat exchanger | Soichi Kato, Muneo Sakurada, Shin Kurihara, Sadao Haiya, Takashi Sugita +1 more | 2002-03-19 |
| 6333279 | Method for producing silicon wafer and silicon wafer | Norihiro Kobayashi, Takao Abe | 2001-12-25 |
| 6309458 | Method for fabricating silicon thin film | Hitoshi Habuka, Toru Otsuka | 2001-10-30 |
| 6245647 | Method for fabrication of thin film | Toru Otsuka, Hitoshi Habuka | 2001-06-12 |
| 6245311 | Method for heat treatment of silicon wafer and silicon wafer | Norihiro Kobayashi, Toshihiko Miyano | 2001-06-12 |
| 5979051 | Heat exchanger and method of producing the same | Soichi Kato, Muneo Sakurada, Shin Kurihara, Sadao Haiya, Takashi Sugita +1 more | 1999-11-09 |
| 5908070 | Heat exchanger | Soichi Kato | 1999-06-01 |
| 5857367 | Brazing method | — | 1999-01-12 |
| 5695561 | Disk tray used with an apparatus for forming a protective film on an optical disk | Hiroshi Tomiyama | 1997-12-09 |