Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6688157 | Gas sensor having pre-stressed terminal for contact with inserted sensor element | Hirokazu Yamada, Masato Ozawa, Syuichi Nakano | 2004-02-10 |
| 6660145 | Oxygen sensor element | Yasumichi Hotta, Tooru Katafuchi, Namitsugu Fujii | 2003-12-09 |
| 5593558 | Oxygen concentration detector | Yasumichi Hotta, Namitsugu Fujii, Masahiro Shibata, Hiromi Sano | 1997-01-14 |
| 5554839 | Ceramic heater | Tadashi Tsuruta, Masatoshi Suzuki, Hiromi Sano, Namitsugu Fujii | 1996-09-10 |
| 4798339 | Submerged jet injection nozzle | Kenji Sugino, Katsuya Yanaida, Masao Nakaya, Nobuo Nishida, Kensaku Eda | 1989-01-17 |