Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6770181 | Gas sensor and nitrogen oxide sensor | Nobuhide Kato | 2004-08-03 |
| 6689266 | NOx concentration-measuring apparatus | Nobuhide Kato, Satoshi Nishikawa | 2004-02-10 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6770181 | Gas sensor and nitrogen oxide sensor | Nobuhide Kato | 2004-08-03 |
| 6689266 | NOx concentration-measuring apparatus | Nobuhide Kato, Satoshi Nishikawa | 2004-02-10 |