Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6038799 | Indexing system for changeable signs | Michael R. Atkinson | 2000-03-21 |
| 5860325 | Wave motion sign transmission | Jerry Havens | 1999-01-19 |
| 5511330 | Louver sign transmission system | — | 1996-04-30 |
| 5439299 | Self-adjusting bearing support | — | 1995-08-08 |
| 5392603 | Bevel gear load balance in a hydrostatic transmission | Roland L. von Kaler | 1995-02-28 |
| 5273135 | Method of charging a hydrostatic transmission with oil | — | 1993-12-28 |
| 5239827 | Hydrostatic track ring snubber | — | 1993-08-31 |
| 5235810 | Conduit valve providing wide neutral in a hydrostatic transmission | — | 1993-08-17 |
| 5195386 | Brake lever arrangement | Roland L. von Kaler | 1993-03-23 |
| 5191813 | Hydrostatic transaxle having a fan and pulley arrangement | — | 1993-03-09 |
| 5182966 | Control mechanism for a hydrostatic transaxle | Roland L. von Kaler | 1993-02-02 |
| 5177967 | Hydrostatic transaxle | Roland L. von Kaler, Michael Weirich | 1993-01-12 |
| 5078659 | Variable speed transaxle | Roland L. von Kaler, Christian Thoma, George Duncan McRae Arnold | 1992-01-07 |
| 5042252 | Neutral shifting mechanism for hydrostatic transmission | Norman E. Jolliff, George Duncan McRae Arnold | 1991-08-27 |