Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5722238 | Device for evaluating catalyst performance deterioration | Toshio Tanahashi, Masakatsu Sanada, Koji Yokota, Shinichi Matsunaga, Hideo Sobukawa +1 more | 1998-03-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5722238 | Device for evaluating catalyst performance deterioration | Toshio Tanahashi, Masakatsu Sanada, Koji Yokota, Shinichi Matsunaga, Hideo Sobukawa +1 more | 1998-03-03 |