Patents per Year
Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 7335843 | Computer keyboard backlighting | Sam E. J. Chan, King Sum Chu, W. Edward Church, W. STEVE RECTOR, WILL R. HARWOOD | 2008-02-26 | |
| 6871978 | Computer keyboard backlighting | Sam E. J. Chan, W. Edward Church, King Sum Chu | 2005-03-29 | $172,000 |
| 6765503 | Backlighting for computer keyboard | Sam E. J. Chan, King Sum Chu, W. Edward Church | 2004-07-20 | $371,000 |
| 6572871 | Pain treatment method and apparatus using heating wrap and analgesic cream | W. Edward Church | 2003-06-03 | |
| 6322229 | Backlighting for computer keyboard | Sam E. J. Chan, King Sum Chu, W. Edward Church | 2001-11-27 | |
| 5772086 | Particulate dispenser | — | 1998-06-30 |