Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5273640 | Electrochemical gas sensor | Sigekazu Kusanagi, Toru Fujioka, Noriyuki Yamaga, Kenji Doi, Takahiro Inoue | 1993-12-28 |
| 5215643 | Electrochemical gas sensor | Shigekazu Kusanagi, Toru Fujioka, Ayumu Yasuda, Noriyuki Yamaga, Kenji Doi +3 more | 1993-06-01 |