Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4625140 | Tungsten halogen lamp with light source capsule containment device | — | 1986-11-25 |
| 4598342 | Low wattage double filament tungsten-halogen lamp | George J. English, Stephen J. Leadvaro | 1986-07-01 |
| 4598225 | Electric lamp with high outer-envelope to inner-envelope wall-thickness ratio | — | 1986-07-01 |
| 4500948 | One-piece frame for an electric lamp | Ronald G. Blaisdell | 1985-02-19 |
| 4480296 | Two-filament lamp for automobile headlight | John J. Lumia, Stephen J. Leadvaro, James C. Morris | 1984-10-30 |
| 4296351 | Tungsten halogen lamp having lead-in wire comprising tantalum alloy | Stephen F. Kimball | 1981-10-20 |
| 4181869 | Tungsten halogen lamp in reflector envelope | Bernard J. Warren | 1980-01-01 |