Issued Patents All Time
Showing 1–25 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D505370 | Exhaust system for a motorcycle | — | 2005-05-24 |
| 6679692 | Oil pump | — | 2004-01-20 |
| 6336471 | Flow system for enhancing undirectional fluid flow | — | 2002-01-08 |
| D449620 | Three cylinder engine | — | 2001-10-23 |
| D445074 | Exhaust system for a motorcycle | — | 2001-07-17 |
| 6199544 | Combustion chamber system having an improved configuration with squish areas | — | 2001-03-13 |
| D417674 | Motorcycle engine | — | 1999-12-14 |
| 5893348 | Combustion chamber system having an improved valve arrangement | — | 1999-04-13 |
| 5638787 | Combustion chamber system having an improved valve arrangement | — | 1997-06-17 |
| 5595147 | Contra-rotating twin crankshaft internal combustion engine | — | 1997-01-21 |
| 5566653 | Method and apparatus for clean cold starting of internal combustion engines | — | 1996-10-22 |
| 5549083 | Method and apparatus for clean cold starting of internal combustion engines | — | 1996-08-27 |
| 5501191 | Combustion chamber system having an improved valve arrangement | — | 1996-03-26 |
| 5471966 | Engine air intake filter and crankcase breather oil collection assembly | — | 1995-12-05 |
| 5445135 | Two-valve combustion chamber system | — | 1995-08-29 |
| 5421301 | Direct cylinder fuel injection system for internal combustion engines | — | 1995-06-06 |
| 5335640 | Rotor to casing seals for roots type superchargers | — | 1994-08-09 |
| 5313921 | High efficiency combustion chamber system | — | 1994-05-24 |
| 5271102 | Helmet with fluid flow termination surface | — | 1993-12-21 |
| 5180299 | Roots type supercharger | — | 1993-01-19 |
| 5173576 | Muffler for an internal combustion engine | — | 1992-12-22 |
| 5097538 | Helmet | — | 1992-03-24 |
| 5085181 | Electro/hydraulic variable valve timing system | — | 1992-02-04 |
| 5042435 | Manifold for an internal combustion engine using multiple carburetors | — | 1991-08-27 |
| 5033581 | Muffler for an internal combustion engine | — | 1991-07-23 |