Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8943813 | Exhaust gas purifying device for internal combustion engine | Hiroshi Yamamoto | 2015-02-03 |
| 7654883 | Polishing apparatus, polishing head and polishing method | Masamitsu Kitahashi, Hidetoshi Takeda, Hiroyuki Tokunaga, Tamoaki Tajiri | 2010-02-02 |
| 7507148 | Polishing apparatus, polishing head and polishing method | Masamitsu Kitahashi, Hidetoshi Takeda, Hiroyuki Tokunaga, Tamoaki Tajiri | 2009-03-24 |
| 6311506 | Control unit for refrigerating machine | Norio Takahashi, Tsutomu Hatanaka | 2001-11-06 |
| 6148909 | Temperature control device and temperature control method | Masashi Osanai, Shunsuke Miyamoto, Tomohisa Sato, Hiroaki Takechi, Tsutomu Hatanaka +4 more | 2000-11-21 |
| 5900651 | High-withstand-voltage semiconductor device | Satoshi Kitagawa, Toshihiro Tabuchi, Tatsuya Kamimura | 1999-05-04 |