Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5765652 | Universal joint for a motorized implement | Mark E. Mathis, Robert L. Sauer | 1998-06-16 |
| 5394039 | Electric motor mount having vibration damping | Rory B. Bringhurst, Michael Baker | 1995-02-28 |
| 5375666 | Vibration isolator for a portable power tool | Glenn A. Pettet, Rory B. Bringhurst | 1994-12-27 |
| 5016355 | Vibration reducing chain saw handle | James R. Gassen | 1991-05-21 |
| 4980592 | Flywheel magnet rotor assembly | Jaroslav J. Olmr | 1990-12-25 |
| 4928390 | Carburetor and oil pump assembly and method of making the same | James R. Gassen | 1990-05-29 |
| 4821859 | Self adjusting rotor for a centrifugal clutch | Jack E. Campbell | 1989-04-18 |
| 4771875 | Multi element rotor for a centrifugal clutch | Jack E. Campbell, Li H. Liu | 1988-09-20 |