Issued Patents All Time
Showing 51–75 of 172 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5603298 | High compression ratio internal-combustion engine | — | 1997-02-18 |
| 5595580 | Diesel particulate filter and control device therefor | — | 1997-01-21 |
| 5522371 | Thermal insulation engine | — | 1996-06-04 |
| 5520148 | Heat insulating structure for swirl chambers | Takatoshi Sugano | 1996-05-28 |
| 5515823 | Engine with precombustion chambers | — | 1996-05-14 |
| 5483933 | Combustion chamber structure for diesel engines | — | 1996-01-16 |
| 5454356 | Engine with pre-chamber | — | 1995-10-03 |
| 5447130 | Thermally insulating engine | — | 1995-09-05 |
| 5432383 | Electric generator system for gas turbine | — | 1995-07-11 |
| 5406797 | Drive system for turbocharger with rotary electric machine | — | 1995-04-18 |
| 5406241 | Electromagnetic valve actuating system | — | 1995-04-11 |
| 5341060 | Engine with flywheel generator | — | 1994-08-23 |
| 5333582 | Pre-combustion chamber gas engine | — | 1994-08-02 |
| 5214333 | Engine with flywheel generator | — | 1993-05-25 |
| 5193492 | 2-4 Cycle change-over engine and its control system | — | 1993-03-16 |
| 5178109 | Heat-insulating engine with swirl chambers | — | 1993-01-12 |
| 5168706 | Thermally insulated turbocharged engine | — | 1992-12-08 |
| 5158044 | Engine selectively operable in two- and four-cycle modes | — | 1992-10-27 |
| 5156123 | Engine with variable combustion chamber | — | 1992-10-20 |
| 5129369 | Electromagnetic valve control system | — | 1992-07-14 |
| 5125370 | Control system for electromagnetically driven valve | — | 1992-06-30 |
| 5124598 | Intake/exhaust valve actuator | — | 1992-06-23 |
| 5119772 | Electromagnetic valve actuating system | — | 1992-06-09 |
| 5115790 | Re-combustion control means for alcohol engine | — | 1992-05-26 |
| 5115772 | System for actuating valve in stepped movement | — | 1992-05-26 |