Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7514879 | Method and system for driving a plasma-based light source | Robert C. Smallwood, Ray King | 2009-04-07 |
| 7514878 | High frequency electronic ballast with sine wave oscillator | Robert C. Smallwood | 2009-04-07 |
| 7388334 | High frequency electronic ballast with sine wave oscillator | Robert C. Smallwood, Robert G. Crandall | 2008-06-17 |
| 7252406 | Fluorescent lamp system using reflectors | — | 2007-08-07 |
| 7235932 | High efficiency ballast for gas discharge lamps | Ray King | 2007-06-26 |
| 6975069 | Multi-phase gas discharge lamps | — | 2005-12-13 |
| 4808773 | Low impedance cable | — | 1989-02-28 |