Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D282971 | Fluorescent lamp or the like | Julian J. Wierzbicki, Andre C. Bouchard | 1986-03-11 |
| 4485331 | Fluorescent lamp holder | Thomas Haraden | 1984-11-27 |
| 4482942 | Projection unit including glass reflector with insulative cap member | Ronald G. Blaisdell, Richard B. Martenson | 1984-11-13 |
| D272098 | Fluorescent lamp or the like | Thomas Haraden | 1984-01-03 |
| 4406969 | Circular fluorescent lamp holder | Thomas Haraden | 1983-09-27 |
| 4405877 | Variably positional lamp holder assembly | Thomas Haraden | 1983-09-20 |
| 4392189 | Front loading projection unit with threaded resilient retention member | Ronald G. Blaisdell | 1983-07-05 |
| 4389700 | Projection unit with separable lamp capsule and slidable means for ejecting same | Ronald G. Blaisdell | 1983-06-21 |
| 4388679 | Projection lighting unit with glass reflector capable of dual insertion | Ronald G. Blaisdell | 1983-06-14 |
| 4384319 | Projection lighting unit with rear loading lamp capsule member | Ronald G. Blaisdell, C. Edward Kowalski | 1983-05-17 |
| 4376967 | Front loading projection unit with wireform retention member | — | 1983-03-15 |
| 4219870 | Front loading projection unit | Thomas Haraden | 1980-08-26 |