Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11227631 | Parallel micro-actuator SSW writing | Thorsten Schmidt, Gary W. Calfee, Gabor Szita | 2022-01-18 |
| 10665257 | Parallel micro-actuator SSW writing | Thorsten Schmidt, Gary W. Calfee, Gabor Szita | 2020-05-26 |
| 7016070 | Multiple-level printhead using embedded high speed serial data and control link with on-board exposure clock generation | Yee S. Ng, Shawn E. O'Hara, William L. Chapman | 2006-03-21 |
| 6061078 | Non-impact printer apparatus and method of printing with improved control of emitter pulsewidth modulation duration | Yee S. Ng, Michael Mattern | 2000-05-09 |
| 5739841 | Apparatus and method for grey level printing with uniformity correction | Yee S. Ng | 1998-04-14 |
| 5604527 | Dot printer and method for grey level recording with different bit-depth dimensions | Yee S. Ng | 1997-02-18 |
| 5585836 | Electrophotographic image recording apparatus and method with correction for bow in placement of recording elements | Yee S. Ng, Daniel C. Abbas | 1996-12-17 |
| 5300960 | Dot printer and method for grey level recording and circuit for use in same | Eric K. Zeise, Pin S. Tschang | 1994-04-05 |
| 5253934 | L.E.D. array printer with extra driver channel | Martin Potucek, Mary A. Hadley, Keith W. Agar, Jeffrey A. Small, Yee S. Ng | 1993-10-19 |
| 5126759 | Non-impact printer with token bit control of data and current regulation signals | Jeffrey A. Small, Mary A. Hadley, Martin Potucek | 1992-06-30 |
| 4941004 | Printer apparatus | Yee S. Ng, Kenneth D. Kieffer, Pin S. Tschang, Eric K. Zeise | 1990-07-10 |
| 4885597 | Non-impact printer apparatus with improved current mirror driver and method of printing | Pin S. Tschang, Kenneth D. Kieffer | 1989-12-05 |
| 4875057 | Modular optical printhead for hard copy printers | Edwin A. Hediger, Yee S. Ng | 1989-10-17 |
| 4831395 | Printer apparatus | Yee S. Ng, Kenneth D. Kieffer, Pin S. Tschang, Eric K. Zeise | 1989-05-16 |
| 4750010 | Circuit for generating center pulse width modulated waveforms and non-impact printer using same | Charles E. Ayers, Kenneth D. Kieffer, Yee S. Ng, Pin S. Tschang, Eric K. Zeise | 1988-06-07 |
| 4746941 | Dot printer with token bit selection of data latching | Yee S. Ng, Eric K. Zeise, Kenneth D. Kieffer, Pin S. Tschang | 1988-05-24 |