Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5705883 | Reduced length compact fluorescent lamp and method of forming same | Thomas F. Soules, Jennifer I. Barry, Frederic F. Ahlgren, Erwin G. Steinbrenner | 1998-01-06 |
| 5446340 | Discharge lamp having a lamp envelope with a textured sealed region and method of making same | Edward V. Parillo, Erwin G. Steinbrenner | 1995-08-29 |