Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4359374 | Oxygen sensor | Hiromi Sano, Masaya Fujimoto | 1982-11-16 |
| 4225634 | Method for manufacturing gas composition detector | Kazuo Tanaka, Osamu Takenaka | 1980-09-30 |
| 4219359 | Sintered body of zirconia for oxygen concentration sensor | Naoto Miwa, Masami Ouki, Katsuhiko Tanaka | 1980-08-26 |