Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6578854 | Personal mobility vehicle incorporating tilting and swiveling seat and method for use while playing golf | David Boyer | 2003-06-17 |
| 5657224 | Turf maintenance vehicle diagnostics and parameter condition logger | Dana R. Lonn, William M. Dunford | 1997-08-12 |
| 5584375 | Single drive vibrational conveyor with vibrational motion altering phase control and method of determining optimal conveyance speeds therewith | Ralph D. Burgess, Jr. | 1996-12-17 |
| 5394678 | Electronic control for turf maintenance vehicle | Dana R. Lonn, William M. Dunford | 1995-03-07 |
| 5392898 | Dual drive conveyor system with vibrational control apparatus and method of determining optimum conveyance speed of a product therewith | Ralph D. Burgess, Jr., David O. Martin | 1995-02-28 |
| 4776587 | Leg exercise machine | Robert B. Carlson | 1988-10-11 |
| 4772015 | Shoulder and arm exercise machine | Robert B. Carlson | 1988-09-20 |