Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6155674 | Structure to effect adhesion between substrate and ink barrier in ink jet printhead | Domingo Figueredo, Gregory Hindman, Brian J. Keefe, Ali Emamjomeh, Roger J. Kolodziej +1 more | 2000-12-05 |
| 5748209 | Thermal ink jet tab circuit having a plurality of trace groups wherein adjacent traces in each group are staggered | Hai Quang Tran, Brian J. Keefe | 1998-05-05 |
| 5648805 | Inkjet printhead architecture for high speed and high resolution printing | Brian J. Keefe, May F. Ho, Kenneth J. Courian, Steven W. Steinfield, Winthrop D. Childers +4 more | 1997-07-15 |
| 5638101 | High density nozzle array for inkjet printhead | Brian J. Keefe, May F. Ho, Kenneth J. Courian, Steven W. Steinfield, Winthrop D. Childers +4 more | 1997-06-10 |
| 5619236 | Self-cooling printhead structure for inkjet printer with high density high frequency firing chambers | Brian J. Keefe, May F. Ho, Kenneth J. Courian, Steven W. Steinfield, Winthrop D. Childers +4 more | 1997-04-08 |
| 5604519 | Inkjet printhead architecture for high frequency operation | Brian J. Keefe, May F. Ho, Kenneth J. Courian, Steven W. Steinfield, Winthrop D. Childers +4 more | 1997-02-18 |
| 5594481 | Ink channel structure for inkjet printhead | Brian J. Keefe, May F. Ho, Kenneth J. Courian, Steven W. Steinfield, Winthrop D. Childers +4 more | 1997-01-14 |
| 5563642 | Inkjet printhead architecture for high speed ink firing chamber refill | Brian J. Keefe, May F. Ho, Kenneth J. Courian, Steven W. Steinfield, Winthrop D. Childers +4 more | 1996-10-08 |