Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6409899 | Gas sensor element with lead-proof effect | Motoaki Satou, Yasumichi Hotta, Namitsugu Fujii | 2002-06-25 |
| 6354134 | Oxygen sensing element used in a oxygen sensor | Tooru Katafuchi, Kiyomi Kobayashi, Namitsugu Fujii | 2002-03-12 |
| 6344118 | Structure of oxygen sensing element | Kiyomi Kobayashi, Namitsugu Fujii, Yasumichi Hotta | 2002-02-05 |