Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6036228 | Adjustable steering column for motor vehicle | Leland N. Olgren, Melvin L. Tinnin | 2000-03-14 |
| 5423572 | Position control apparatus for steering column | Richard T Stuedemann, Michael F. Slasinski | 1995-06-13 |
| 4903511 | Anti-theft steering shaft lock | Donald A. Niedzielski, Dantar P. Oosterwal | 1990-02-27 |
| D285671 | Electrically powered three wheeled vehicle for the handicapped | Allan THIEME, Henry L. Dominguez, Ronald D. Elson | 1986-09-16 |
| D285187 | Powered wheelchair | Melvin E. Shepard, Ronald D. Elson, Wilbur W. Wentworth, II | 1986-08-19 |