Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6660145 | Oxygen sensor element | Yasumichi Hotta, Hiroshi Sugino, Tooru Katafuchi | 2003-12-09 |
| 6632338 | Gas sensing element incorporated in a gas sensor for an internal combustion engine | Motoaki Satou, Kiyomi Kobayashi, Yasumichi Hotta | 2003-10-14 |
| 6562212 | Gas sensor element | Tooru Katafuchi, Yasumichi Hotta | 2003-05-13 |