Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4750010 | Circuit for generating center pulse width modulated waveforms and non-impact printer using same | Charles E. Ayers, Kenneth D. Kieffer, Yee S. Ng, Hieu T. Pham, Pin S. Tschang | 1988-06-07 |
| 4746941 | Dot printer with token bit selection of data latching | Hieu T. Pham, Yee S. Ng, Kenneth D. Kieffer, Pin S. Tschang | 1988-05-24 |