Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6395159 | Oxygen sensor | Kouji Matsuo, Satoshi Ishikawa, Shoji Akatsuka, Shoichi Ohtsuki, Hiromichi Hayashi | 2002-05-28 |
| 6360581 | Gas sensor and method for manufacturing the same | Masaaki Murase | 2002-03-26 |
| 4922949 | Rotary valve made of ceramics | Juzo Yagi | 1990-05-08 |