Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D749973 | Safety sign for a vehicle | — | 2016-02-23 |
| 9163792 | Illuminated hand wand | Donald Lee Weidman | 2015-10-20 |
| D703080 | Safety sign for a vehicle | — | 2014-04-22 |
| D703081 | Reflective directional arrow | — | 2014-04-22 |
| 7370602 | Reflective arrowhead traffic sign apparatus with magnetic mounting | — | 2008-05-13 |
| 7048391 | Personal reflector | — | 2006-05-23 |
| 6948446 | Reflective arrowhead traffic sign apparatus | — | 2005-09-27 |
| 6578746 | Method and apparatus for placing a holding apparatus atop a person's shoe and installing a golf ball marker thereto | — | 2003-06-17 |
| 5967095 | Illuminated pet leash | — | 1999-10-19 |
| 5820293 | Vehicle tire deflation device | Louis M. Groen, Richard B. Linnemann | 1998-10-13 |
| 5452962 | Apparatus for deflating tires of moving vehicles | — | 1995-09-26 |
| 5330285 | Apparatus for deflating tires of moving vehicles | Daniel Olive | 1994-07-19 |