Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6607643 | NOx gas detecting apparatus | Hideaki Takahashi, Keiichi Saji, Jiro Sakata, Tadashi Inaba, Tadashi Nakamura +2 more | 2003-08-19 |
| 6589409 | Multilayered gas sensing element employable in an exhaust system of an internal combustion engine | Akira Miyashita, Akio Tanaka, Keigo Mizutani | 2003-07-08 |
| 6580280 | Multilayered gas sensor and a related gas concentration detecting system | Makato Nakae, Syuichi Nakano | 2003-06-17 |
| 6554983 | Gas sensing element employable in an exhaust system of an internal combustion engine | Hiroo Imamura, Keigo Mizutani, Daisuke Makino | 2003-04-29 |