Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7247997 | Electroluminescent lamp driving circuit and method | Shing Chow, Lap Hang Chow | 2007-07-24 |
| 6963164 | Cold cathode fluorescent lamps | Lap Hang Chow | 2005-11-08 |
| 6825613 | Mercury gas discharge device | Shing Chow | 2004-11-30 |
| 6815883 | Cold cathode fluorescent lamp with a double-tube construction | Shing Chow | 2004-11-09 |
| 6707251 | Flash discharge lamp | Shing Chow | 2004-03-16 |