Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5692474 | Engine combustion control apparatus | Takao Sasayama, Sadayasu Ueno | 1997-12-02 |
| 5409169 | Air-assist fuel injection system | George Saikalis, Robert W. Byers | 1995-04-25 |
| 5148788 | Air-assist fuel injection system | George Saikalis, Robert W. Byers | 1992-09-22 |
| 5117795 | Air-fuel mixture supply apparatus for internal combustion engine | Minoru Ohsuga, Toshiharu Nogi, Yoshishige Ohyama | 1992-06-02 |
| 5099815 | Fuel injection valve and fuel supply system equipped therewith for internal combustion engines | Toshiharu Nogi, Yoshishige Ohyama | 1992-03-31 |
| 5027778 | Fuel injection control apparatus | Toshiharu Nogi, Yoshishige Ohyama | 1991-07-02 |
| 5025766 | Fuel injection valve and fuel supply system equipped therewith for internal combustion engines | Toshiharu Nogi, Yoshishige Ohyama | 1991-06-25 |
| 4995367 | System and method of control of internal combustion engine using methane fuel mixture | Akao Sasayama | 1991-02-26 |
| 4865006 | Liquid atomizer | Toshiharu Nogi, Yoshishige Oyama | 1989-09-12 |
| 4716879 | Fuel injection supply system for multi-cylinder internal combustion engine | Teruo Takayama | 1988-01-05 |
| 4665877 | Automobile fuel feed apparatus | Toshio Manaka, Takeshi Atago | 1987-05-19 |
| 4643151 | Fuel control apparatus for an internal combustion engine | Toshiharu Nogi, Yoshishige Oyama | 1987-02-17 |
| 4590915 | Multi-cylinder fuel atomizer for automobiles | Yoshishige Oyama | 1986-05-27 |
| 4576136 | Fuel dispenser for internal combustion engine | Toshiharu Nogi, Yoshishige Oyama | 1986-03-18 |
| 4563993 | Fuel feeding apparatus | Yoshishige Oyama | 1986-01-14 |
| 4561403 | Air-fuel ratio control apparatus for internal combustion engines | Yoshishige Oyama, Mamoru Fujieda | 1985-12-31 |
| 4552116 | Engine control apparatus | Hiroshi Kuroiwa, Tadashi Kirisawa, Yoshishige Oyama | 1985-11-12 |
| RE31906 | Control system for internal combustion engine | Yoshishige Oyama, Yutaka Nishimura | 1985-06-04 |
| 4517837 | Air flow rate measuring apparatus | Yoshishige Oyama, Mamoru Fujieda, Yutaka Nishimura, Takao Sasayama, Shinichi Sakamoto +7 more | 1985-05-21 |
| 4448070 | Hot-wire type flow velocity meter | Yoshishige Ohyama, Yutaka Nishimura, Hiroshi Kuroiwa, Minoru Ohsuga, Tadashi Kirisawa | 1984-05-15 |
| 4444169 | Air-fuel ratio controlling device for internal combustion engines | Tadashi Kirisawa, Yoshishige Oyama | 1984-04-24 |
| 4404846 | Air flow rate measuring device incorporating hot wire type air flow meter | Yoshishige Ohyama, Hiroshi Kuroiwa, Mamoru Fujieda, Tadashi Kirisawa | 1983-09-20 |
| 4387429 | Fuel injection system for internal combustion engine | Mamoru Fujieda, Yoshishige Oyama | 1983-06-07 |
| 4325341 | Fuel control device for fuel injection system for internal combustion engine | Yoshishige Oyama, Mamoru Fujieda | 1982-04-20 |
| 4205377 | Control system for internal combustion engine | Yoshishige Oyama, Yutaka Nishimura | 1980-05-27 |