Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5287037 | Metal ferrules for hermetically sealing electric lamps | — | 1994-02-15 |
| 4918353 | Reflector and lamp combination | Clark David Nelson, Catherine Mers, Diana M. Essock, Vito J. Arsena, Mary S. Jaffe | 1990-04-17 |
| 4835439 | Increasing the oxidation resistance of molybdenum and its use for lamp seals | Diana M. Essock | 1989-05-30 |
| 4509107 | Sealed beam lamp unit and method for an improved sealed exhaust hole | — | 1985-04-02 |
| 4234915 | Ornamental attachment for decorative string sets | Thomas F. Harmon | 1980-11-18 |