Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5190014 | Vaporized fuel control system for vehicular internal combustion engine | Toshiyuki Suga, Shinichi Kitajima | 1993-03-02 |
| 5186149 | System for controlling fuel supply for internal combustion engine | Shinichi Kitajima | 1993-02-16 |
| 5183021 | Air-fuel ratio control system for internal combustion engines | Toshiyuki Suga, Shinichi Kitajima | 1993-02-02 |
| 5178121 | Air/fuel ratio control system for internal combustion engine | Shinichi Kitajima | 1993-01-12 |
| 5170763 | Air-fuel ratio control system for internal combustion engines | Shinichi Kitajima, Toshiyuki Suga | 1992-12-15 |
| 4768070 | Optoelectronics device | Yasushi Takizawa, Atsushi Sasayama, Yukio Takahashi, Yuuji Kakegawa | 1988-08-30 |