Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6035835 | Valve operation verification system for verifying valve operation of valve disposed in hot gas flow passage | Shingo Shigihama, Tetsushi Hosokai, Tamotsu Kamakura, Katsuhiko Sakamoto, Futoshi Nishioka +1 more | 2000-03-14 |
| 5979160 | System for detecting deterioration of exhaust gas purifying catalyst for automobile engine | Seiji Yashiki, Kazufumi Arino, Kazuhiro Shinmoto | 1999-11-09 |
| 5936152 | System for detecting functional abnormalities of idle speed control system | Futoshi Nishioka, Katsuhiko Sakamoto, Hiroshi Takamatsu | 1999-08-10 |