Issued Patents All Time
Showing 51–68 of 68 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5960773 | Engine control apparatus | Toshikazu Shino | 1999-10-05 |
| 5953910 | Engine air-fuel ratio converter with means for determining the deterioration of the catalytic converter | Ritsuo Sato | 1999-09-21 |
| 5839276 | Engine catalytic converter | — | 1998-11-24 |
| 5784880 | Engine fuel supply control device | Takayuki Toshiro, Koichi Mori | 1998-07-28 |
| 5786672 | Deflection apparatus for cathode ray tube | Takahiko Date, Hiromichi Arai | 1998-07-28 |
| 5778662 | Control apparatus and method for internal combustion engine | Koichi Mori, Takayuki Toshiro | 1998-07-14 |
| 5720166 | Fuel supply control device for an engine | Takayuki Toshiro, Koichi Mori | 1998-02-24 |
| 5697340 | Engine cold startup controller | Toshikazu Shino | 1997-12-16 |
| 5570575 | Fuel delivery control apparatus for use with internal combustion engine | Ritsuo Sato, Fuminori Yamanashi, Katsuhiro Shibata, Hideharu Ehara, Kaoru Ikeda +3 more | 1996-11-05 |
| 5564404 | Air/fuel ratio control system of internal combustion engine | Hideaki Takahashi | 1996-10-15 |
| 5557929 | Control system for internal combustion engine equipped with exhaust gas purifying catalyst | Ritsuo Sato | 1996-09-24 |
| 5388401 | System and method for controlling air/fuel mixture ratio for internal combustion engine with exhaust secondary air supply apparatus | Toru Kamibeppu | 1995-02-14 |
| 5215722 | Catalytic converter with electrically resistive catalyst support | — | 1993-06-01 |
| 5152137 | Air-fuel ratio control system for automotive vehicle engine | — | 1992-10-06 |
| 5108716 | Catalytic converter | — | 1992-04-28 |
| 5094074 | Catalytic converter with metallic carrier and method for producing same | Takashi Yamada, Hideharu Ehara | 1992-03-10 |
| 5068218 | Honeycomb metal catalyst apparatus | — | 1991-11-26 |
| 4909994 | Catalytic converter | Hajime Kawasaki | 1990-03-20 |