Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6923902 | Methods and apparatus for measuring NOx gas concentration, for detecting exhaust gas concentration and for calibrating and controlling gas sensor | Masashi Ando, Noboru Ishida, Satoshi Sugaya, Takafumi Oshima, Norihiko Nadanami +3 more | 2005-08-02 |
| 6743352 | Method and apparatus for correcting a gas sensor response for moisture in exhaust gas | Masashi Ando, Noboru Ishida, Satoshi Sugaya, Takafumi Oshima, Norihiko Nadanami +3 more | 2004-06-01 |
| 6695964 | Method and apparatus for measuring NOx gas concentration | Masashi Ando, Noboru Ishida, Satoshi Sugaya, Takafumi Oshima, Norihiko Nadanami +2 more | 2004-02-24 |
| 6375828 | Methods and apparatus for measuring NOx gas concentration, for detecting exhaust gas concentration and for calibrating and controlling gas sensor | Masashi Ando, Noboru Ishida, Satoshi Sugaya, Takafumi Oshima, Norihiko Nadanami +3 more | 2002-04-23 |
| 6214208 | Method and apparatus for measuring NOx gas concentration | Masashi Ando, Noboru Ishida, Satoshi Sugaya, Takafumi Oshima, Norihiko Nadanami +2 more | 2001-04-10 |