Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4540479 | Oxygen sensor element with a ceramic heater and a method for manufacturing it | Shigenori Sakurai, Takashi Kamo | 1985-09-10 |
| 4514277 | Oxygen sensor element | Shigenori Sakurai, Takashi Kamo, Shirou Kimura, Yoshio Torisu, Mari Okazaki | 1985-04-30 |
| 4472262 | Limiting electric current type oxygen concentration detector applied with temperature compensation | Haruyoshi Kondo, Keiichi Saji, Takashi Takeuchi, Yasuhiro Otsuka, Mari Okazaki | 1984-09-18 |
| 4452687 | Leanness sensor | Yoshio Torisu, Shigenori Sakurai, Takashi Kamo, Mari Okazaki | 1984-06-05 |
| 4395319 | Lean sensor | Yoshio Torisu, Shigenori Sakurai, Takashi Kamo | 1983-07-26 |
| 4299627 | Method of manufacturing oxygen sensing element | Hiroshi Shinohara, Yasuhiro Otsuka, Shinichi Matsumoto, Hiroshi Wakizaka | 1981-11-10 |
| 4297192 | Catalyst supported oxygen sensor element and a method of manufacturing same | Hiroshi Shinohara, Yasuhiro Otsuka, Shinichi Matsumoto, Hiroshi Wakisaka | 1981-10-27 |
| 4284486 | Solid pole oxygen sensor and its manufacturing process | Hiroshi Shinohara, Yasuhiro Otsuka, Hideo Kamiya, Hiroshi Wakizaka | 1981-08-18 |
| 4278509 | Method of activating oxygen concentration cell | Yasuhiro Otsuka, Ryuzo Hori, Shinichi Matsumoto, Kiyoshi Uchida | 1981-07-14 |
| 4272349 | Catalyst supported oxygen sensor with sensor element having catalyst and protective layers and a method of manufacturing same | Hiroshi Shinohara, Yasuhiro Otsuka, Shinichi Matsumoto, Hiroshi Wakisaka | 1981-06-09 |
| 4265930 | Process for producing oxygen sensing element | Hiroshi Shinohara, Yasuhiro Otsuka, Shinichi Matsumoto, Hiroshi Wakizaka | 1981-05-05 |
| 4209377 | Oxygen sensing element | Hiroshi Shinohara, Yasuhiro Otsuka, Shinichi Matsumoto, Hiroshi Wakizaka | 1980-06-24 |
| 4209378 | Oxygen sensing element | Hiroshi Schinohara, Yasuhiro Otsuka, Shinichi Matsumoto, Hiroshi Wakizaka | 1980-06-24 |