Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4899070 | Bit line sense amplifier for programmable logic devices | Sau C. Wong | 1990-02-06 |
| 4774421 | Programmable logic array device using EPROM technology | Robert F. Hartmann, Sau C. Wong, Yiu-Fai Chan | 1988-09-27 |
| 4713792 | Programmable macrocell using eprom or eeprom transistors for architecture control in programmable logic circuits | Robert F. Hartmann, Yiu-Fai Chan, Robert J. Frankovich, Hock C. So, Sau C. Wong | 1987-12-15 |
| 4617479 | Programmable logic array device using EPROM technology | Robert F. Hartmann, Sau C. Wong, Yiu-Fai Chan | 1986-10-14 |
| 4609986 | Programmable logic array device using EPROM technology | Robert F. Hartmann, Yiu-Fai Chan, Robert J. Frankovich | 1986-09-02 |