Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6623618 | Gas sensor and method for controlling the same | Yasuhiko Hamada, Nobuyuki Kokune | 2003-09-23 |
| 6527929 | Gas sensor and nitrogen oxide sensor | Kunihiko Nakagaki | 2003-03-04 |