Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7564192 | HID dimming method and apparatus | Byron R. Collins | 2009-07-21 |
| 6784781 | Reactor and ballast system | Byron R. Collins | 2004-08-31 |
| 5898273 | Metal halide lamp with pre-start arc tube heater | Byron R. Collins | 1999-04-27 |
| 5572093 | Regulation of hot restrike pulse intensity and repetition | — | 1996-11-05 |
| 5449980 | Boosting of lamp-driving voltage during hot restrike | Gary C. Seitz | 1995-09-12 |
| 5444334 | System for starting a high intensity discharge lamp | Lawrence W. Speaker | 1995-08-22 |
| 5400223 | Sports lighting luminaire having a broken glass safety shutdown circuit | Lawrence W. Speaker, Samuel L. Baldwin | 1995-03-21 |
| 4245309 | Microprocessor based control circuit for washing appliances with diagnostic system | — | 1981-01-13 |
| 4245310 | Microprocessor based control circuit for washing appliances with overfill protection | — | 1981-01-13 |
| 4241400 | Microprocessor based control circuit for washing appliances | — | 1980-12-23 |
| 4213313 | Relay control circuit for washing appliance | LeRoy J. Herbst | 1980-07-22 |