Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5596247 | Compact dimmable fluorescent lamps with central dimming ring | Thomas E. Beling, John M. Ossenmacher, Stephen C. McLeod | 1997-01-21 |
| D372992 | Fluorescent lamp | Thomas A. Tedham | 1996-08-20 |
| 5537301 | Fluorescent lamp heat-dissipating apparatus | — | 1996-07-16 |
| 5325023 | Outdoor lighting control apparatus | — | 1994-06-28 |
| 4728987 | Carousel-mounted modular development units for electrographic printer | David J. Diola, Russell A. Stauffer, Peter A. Tapscott | 1988-03-01 |