Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4540479 | Oxygen sensor element with a ceramic heater and a method for manufacturing it | Shigenori Sakurai, Toshinobu Furutani | 1985-09-10 |
| 4514277 | Oxygen sensor element | Shigenori Sakurai, Toshinobu Furutani, Shirou Kimura, Yoshio Torisu, Mari Okazaki | 1985-04-30 |
| 4452687 | Leanness sensor | Yoshio Torisu, Shigenori Sakurai, Toshinobu Furutani, Mari Okazaki | 1984-06-05 |
| 4395319 | Lean sensor | Yoshio Torisu, Shigenori Sakurai, Toshinobu Furutani | 1983-07-26 |
| 4270691 | Method of joining ceramic members and its application to oxygen sensor element manufacture | Shinya Ishii, Takaharu Saito, Masahiko Sugiyama | 1981-06-02 |