Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4976231 | Curved intake duct having improved flow characteristics | — | 1990-12-11 |
| 4838219 | Curved intake duct having improved flow characteristics | — | 1989-06-13 |
| 4834214 | Muffler for an internal combustion engine | — | 1989-05-30 |
| 4815706 | Values for improved fluid flow therearound | — | 1989-03-28 |
| 4796426 | High efficiency transition element positioned intermediate multi-cylinder exhaust system and secondary pipe assemblies | — | 1989-01-10 |
| 4695229 | Friction reduction for moving elements in contact with a fluid medium | — | 1987-09-22 |
| 4620510 | Apparatus and method for improving the efficiency of internal combustion engines and fluid pumping devices | — | 1986-11-04 |
| D261654 | Mounting stand for attaching an accessory to an engine | — | 1981-11-03 |
| D259490 | Fan housing for an air cooled engine | — | 1981-06-09 |
| D259491 | Fan housing for an air cooled engine | — | 1981-06-09 |
| 4263982 | Muffler for internal combustion engines and method of manufacturing same | — | 1981-04-28 |
| 4206600 | Exhaust system for four-stroke internal combustion engines | — | 1980-06-10 |