Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5680000 | Reflective metal heat shield for metal halide lamps | Karlene J. Zuk, Deborah J. Smith | 1997-10-21 |
| 5521458 | Electric discharge lamp assembly | — | 1996-05-28 |
| 5298876 | Bi-metallic switch element | Robert Vincent, Simone P. Bazin | 1994-03-29 |
| 4888517 | Double-enveloped lamp having a shield surrounding a light-source capsule within a thick-walled outer envelope | William M. Keeffe, Robert J. Karlotski, Simone P. Bazin | 1989-12-19 |
| 4498027 | Arc discharge lamp with improved starting capabilities, improved efficacy and maintenance, and line-of-sight arched arc tube for use therewith | Robert J. Karlotski, Ronald C. Lekebush | 1985-02-05 |
| 4413206 | Metal halide arc discharge lamp having electrolysis prevention means | Robert J. Karlotski, Martin E. Muzeroll | 1983-11-01 |