Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10511157 | Arc detection in electric meter systems | Thomas C. Whitehouse | 2019-12-17 |
| 6108426 | Audio power management | — | 2000-08-22 |
| 5900885 | Composite video buffer including incremental video buffer | — | 1999-05-04 |
| 5666145 | Single side drive system interconnectable ink jet printhead | Donald J. Hayes | 1997-09-09 |
| 5557304 | Spot size modulatable ink jet printhead | — | 1996-09-17 |
| 5521618 | Dual element switched digital drive system for an ink jet printhead | David B. Wallace | 1996-05-28 |
| 5461403 | Droplet volume modulation techniques for ink jet printheads | David B. Wallace | 1995-10-24 |
| 5444467 | Differential drive system for an ink jet printhead | — | 1995-08-22 |
| 5436648 | Switched digital drive system for an ink jet printhead | David B. Wallace | 1995-07-25 |
| 5435060 | Method of manufacturing a single side drive system interconnectable ink jet printhead | Donald J. Hayes | 1995-07-25 |
| 5430470 | Ink jet printhead having a modulatable cover plate | — | 1995-07-04 |
| 5426455 | Three element switched digital drive system for an ink jet printhead | Ralph K. Williamson | 1995-06-20 |
| 5345256 | High density interconnect apparatus for an ink jet printhead | — | 1994-09-06 |