Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4514277 | Oxygen sensor element | Shigenori Sakurai, Takashi Kamo, Toshinobu Furutani, Shirou Kimura, Mari Okazaki | 1985-04-30 |
| 4452687 | Leanness sensor | Shigenori Sakurai, Takashi Kamo, Toshinobu Furutani, Mari Okazaki | 1984-06-05 |
| 4395319 | Lean sensor | Shigenori Sakurai, Takashi Kamo, Toshinobu Furutani | 1983-07-26 |