Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5242573 | Method of making air/fuel ratio sensor | Nobuhiro Hayakawa, Ken Minoha, Yutaka Adachi | 1993-09-07 |
| 5194135 | Air/fuel ratio sensor | Nobuhiro Hayakawa, Ken Minoha, Yutaka Adachi | 1993-03-16 |
| 5186809 | Structure for joining a wire to a solid electrolytic element | Toshihiko Aoyama, Yasuhiro UJITA | 1993-02-16 |
| 5139829 | Method for producing oxygen detection element | Ken Minoha, Yoshitake Kawachi | 1992-08-18 |
| 4980042 | Oxygen sensor and method of making it | Toshihiko Aoyama, Yoshitake Kawachi, Ken Minoha | 1990-12-25 |