Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6649249 | Random microembossed receptor media | Lori P. Engle, Robert T. Fehr, Patrick R. Fleming, Douglas A. Huntley, Verna J. LeMire +3 more | 2003-11-18 |
| 6211779 | Variable speed warning device | Richard G. Gibb | 2001-04-03 |
| 5584560 | Remote control spotlight | Earl W. Gosswiller, Philip C. Hawken | 1996-12-17 |
| 5572201 | Alerting device and system for abnormal situations | Gregory A. Sink, Jerry L. Williams | 1996-11-05 |
| 4613797 | Flash strobe power supply | Frederick W. Eggers, Bruce E. Heeb | 1986-09-23 |
| 4334211 | Speaker grille for streamlined light bar mounted on vehicle roof | Michael V. McConnell | 1982-06-08 |