Patent | Date |
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Exhaust purification device of internal combustion engine Grant 5,483,795 - Katoh , et al. January 16, 1 | 1996-01-16 |
Exhaust purification device of an internal combustion engine Grant 5,412,945 - Katoh , et al. May 9, 1 | 1995-05-09 |
Exhaust gas purification system for an internal combustion engine Grant 5,365,733 - Takeshima , et al. November 22, 1 | 1994-11-22 |
Method for catalytically purifying exhaust gas Grant 5,294,421 - Muraki , et al. March 15, 1 | 1994-03-15 |
Exhaust gas purification system for an internal combustion engine Grant 5,233,830 - Takeshima , et al. August 10, 1 | 1993-08-10 |
Exhaust gas purification system for an internal combustion engine Grant 5,189,876 - Hirota , et al. March 2, 1 | 1993-03-02 |
Engine control system Grant 4,942,860 - Chujo , et al. July 24, 1 | 1990-07-24 |
Exhaust emission control device for a diesel engine Grant 4,934,142 - Hayashi , et al. June 19, 1 | 1990-06-19 |
Exhaust gas purifying apparatus built-in to a muffler for a diesel engine Grant 4,916,897 - Hayashi , et al. April 17, 1 | 1990-04-17 |
Method and apparatus for reducing NOx in internal combustion engine Grant 4,682,577 - Kato , et al. July 28, 1 | 1987-07-28 |
Piston assembly with cooling lubricant reservoir defining member engaged to piston pin mounting bosses Grant 4,506,632 - Kanda , et al. March 26, 1 | 1985-03-26 |
Intake device of an internal combustion engine Grant 4,499,868 - Kanda , et al. February 19, 1 | 1985-02-19 |
Device for controlling a flow in a helical type intake port Grant 4,438,741 - Okumura , et al. March 27, 1 | 1984-03-27 |
Intake system for an internal combustion engine Grant 4,411,226 - Okumura , et al. October 25, 1 | 1983-10-25 |
Variable venturi type carburetor Grant 4,264,537 - Watanabe , et al. April 28, 1 | 1981-04-28 |
Exhaust gas recirculation system for internal combustion engines Grant 4,242,997 - Kohama , et al. January 6, 1 | 1981-01-06 |
Fuel air mixture supply system for use in fuel-injection-type internal combustion engine Grant 4,216,753 - Inoue , et al. August 12, 1 | 1980-08-12 |
Air-fuel ratio detecting apparatus Grant 4,119,512 - Inoue , et al. October 10, 1 | 1978-10-10 |
Exhaust Emission Control Device For An Internal Combustion Engine Grant 3,804,597 - Inoue , et al. April 16, 1 | 1974-04-16 |
Exhaust Emission Control Device Grant 3,797,240 - Inoue , et al. March 19, 1 | 1974-03-19 |
Exhaust Gas Purifying Device For Internal Combustion Engines Grant 3,724,220 - Tanasawa , et al. April 3, 1 | 1973-04-03 |