Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6254252 | Lamp and lamp base assembly | Charles M. Coushaine | 2001-07-03 |
| 5420474 | Focusable lamp capsule in a cementless base | Robert J. Schmitt, William L. Kretovic | 1995-05-30 |
| 5041955 | Vibration resistant lamp base | Daniel D. Devir | 1991-08-20 |
| 5029057 | Clipped together lamp base | Daniel D. Devir | 1991-07-02 |
| 4752710 | Electric lamp with insulating base providing improved wire retention | Daniel D. Devir | 1988-06-21 |
| 4623958 | Replaceable automobile headlight lamp unit | John Van der Linde, David R. Dayton | 1986-11-18 |
| 4603278 | Electric lamp with insulating base | Daniel D. Devir, Richard Dolan | 1986-07-29 |