Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4553424 | Method for detecting an oxygen concentration and a method for controlling an air-to-fuel ratio based on the detected oxygen concentration | Shigenori Sakurai, Takashi Kamo | 1985-11-19 |
| 4514277 | Oxygen sensor element | Shigenori Sakurai, Takashi Kamo, Toshinobu Furutani, Yoshio Torisu, Mari Okazaki | 1985-04-30 |