Nakazumi; Tadataka
Patent Applications and Registrations
Patent applications and USPTO patent grants for Nakazumi; Tadataka.The latest application filed is for "method of and system for purifying exhaust gas for engines".
- Nakazumi; Tadataka - Kure JP
- Nakazumi; Tadataka - Hiroshima JP
| Patent | Date |
|---|---|
| Method of and system for purifying exhaust gas for engines Grant 5,950,419 - Nishimura , et al. September 14, 1 | 1999-09-14 |
| Intake system for an internal combustion engine Grant 4,787,357 - Nishikawa , et al. November 29, 1 | 1988-11-29 |
| Air-fuel ratio control system for engine Grant 4,763,629 - Okazaki , et al. August 16, 1 | 1988-08-16 |
| Throttle valve control system for internal combustion engine Grant 4,691,677 - Hotate , et al. September 8, 1 | 1987-09-08 |
| Engine idling load control means Grant 4,682,044 - Hotate , et al. July 21, 1 | 1987-07-21 |
| Air-to-fuel ratio control systems for internal combustion engines Grant 4,669,439 - Mamiya , et al. June 2, 1 | 1987-06-02 |
| Fuel injection system for an engine Grant 4,561,404 - Kanno , et al. December 31, 1 | 1985-12-31 |
| Electrically operated engine throttle valve actuating device Grant 4,508,078 - Takeuchi , et al. April 2, 1 | 1985-04-02 |
| Exhaust gas recirculation apparatus controlled by clutch, throttle and timer Grant 4,174,027 - Nakazumi November 13, 1 | 1979-11-13 |
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