Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9793683 | Digital pulse width modulation power supply with pico second resolution | Jim Tark Chiu | 2017-10-17 |
| 6873172 | Automated laser diode test system | John B. Walsh, Yong-Tae Yim | 2005-03-29 |
| 5455837 | Flashlamp energy control circuit | Daniel K. Negus, Jim Tark Chiu | 1995-10-03 |
| 4880512 | Pulsed light selective photolysis process for treatment of biological media and products made thereby | Robin M. Hochstrasser, Neville Robert Kallenbach, Harvey Rubin, George J. Todaro | 1989-11-14 |