Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7153412 | Electrodes, electrochemical elements, gas sensors, and gas measurement methods | Tadashi Inaba, Tadashi Nakamura, Yumi Masuoka, Jiro Sakata | 2006-12-26 |
| 6607643 | NOx gas detecting apparatus | Hideaki Takahashi, Jiro Sakata, Tadashi Inaba, Tadashi Nakamura, Yumi Masuoka +2 more | 2003-08-19 |
| 5814719 | Limiting current type oxygen sensor | Takayuki Suzuki, Hozumi Futata, Koji Moriya, Takahiro Sako, Hideaki Takahashi | 1998-09-29 |
| 5480535 | Thin film multilayered air/fuel ratio sensor | Haruyoshi Kondo, Hideaki Takahashi, Masaharu Takeuchi, Kozo Satta | 1996-01-02 |
| 4993386 | Operation control system for internal combustion engine | Toshihiro Ozasa, Shigeo Suzuki, Haruyoshi Kondo, Hideaki Takahashi | 1991-02-19 |
| 4844788 | Wide-range air/fuel ratio sensor and detector using the same | Hideaki Takahashi, Haruyoshi Kondo | 1989-07-04 |
| 4626338 | Equipment for detecting oxygen concentration | Haruyoshi Kondo, Takashi Takeuchi | 1986-12-02 |
| 4595485 | Limiting electric current type oxygen sensor | Hideaki Takahashi, Haruyoshi Kondo, Kiyoharu Hayakawa, Takashi Takeuchi | 1986-06-17 |
| 4576705 | Apparatus with polarographic sensor to detect concentrations of plurality of gas components | Haruyoshi Kondo, Hideaki Takahashi, Takashi Takeuchi, Kiyoharu Hayakawa | 1986-03-18 |
| 4510036 | Limiting electric current type oxygen sensor with heater and limiting electric current type oxygen concentration detecting device using the same | Takashi Takeuchi, Hideaki Takahashi, Haruyoshi Kondo, Kiyoharu Hayakawa | 1985-04-09 |
| 4472262 | Limiting electric current type oxygen concentration detector applied with temperature compensation | Haruyoshi Kondo, Takashi Takeuchi, Yasuhiro Otsuka, Toshinobu Furutani, Mari Okazaki | 1984-09-18 |