Issued Patents All Time
Showing 25 most recent of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6435652 | Methods and apparatus for full width printing using a sparsely populated printhead | — | 2002-08-20 |
| 6315398 | Thermal ink jet heater design | Cathie J. Burke, Narayan V. Desphande, William G. Hawkins, Dale R. Ims, Michael P. O'Horo +2 more | 2001-11-13 |
| 6179403 | Document dependent maintenance procedure for ink jet printer | Yonglin Xie, Peter A. Torpey | 2001-01-30 |
| 6076921 | Ink jet printer having an efficient substrate heating and supporting assembly | Dale R. Ims, Narayan V. Deshpande | 2000-06-20 |
| 5818516 | Ink jet cartridge having improved heat management | — | 1998-10-06 |
| 5818485 | Thermal ink jet printing system with continuous ink circulation through a printhead | — | 1998-10-06 |
| 5757407 | Liquid ink printer having multiple pass drying | — | 1998-05-26 |
| 5751302 | Transducer power dissipation control in a thermal ink jet printhead | — | 1998-05-12 |
| 5710582 | Hybrid ink jet printer | William G. Hawkins, Roger G. Markham, Dale R. Ims, Donald J. Drake | 1998-01-20 |
| 5570118 | Color ink-jet printing with fast-and-slow-drying inks | John Wei-Ping Lin, Gary R. Fague, Lesley P. Dudek | 1996-10-29 |
| 5483265 | Minimization of missing droplets in a thermal ink jet printer by drop volume control | Gary A. Kneezel, Joseph J. Wysocki, Joseph F. Stephany, Thomas E. Watrobski, Richard V. LaDonna +2 more | 1996-01-09 |
| 5412410 | Ink jet printhead for continuous tone and text printing | — | 1995-05-02 |
| 5382963 | Ink jet printer for magnetic image character recognition printing | Stephen F. Pond | 1995-01-17 |
| 5371531 | Thermal ink-jet printing with fast- and slow-drying inks | John Wei-Ping Lin, Gary R. Fague, Lesley P. Dudek | 1994-12-06 |
| 5341162 | Liquid deagassing apparatus | Herman A. Hermanson, Donald J. Drake, Robert S. Karz, Roger G. Teumer, Robert P. Altavela | 1994-08-23 |
| 5192959 | Alignment of pagewidth bars | Donald J. Drake, Fredrick A. Warner | 1993-03-09 |
| 5148204 | Apertureless direct electronic printing | — | 1992-09-15 |
| 5065170 | Ink jet printer having a staggered array printhead | Yasuo Horino | 1991-11-12 |
| 5057854 | Modular partial bars and full width array printheads fabricated from modular partial bars | Stephen F. Pond, Donald J. Drake, Robert P. Altavela, Gary A. Kneezel | 1991-10-15 |
| 5036337 | Thermal ink jet printhead with droplet volume control | — | 1991-07-30 |
| 4835553 | Thermal ink jet printhead with increased drop generation rate | Peter A. Torpey, Narayan V. Deshpande, Donald J. Drake | 1989-05-30 |
| 4833491 | Thermal ink jet printer adapted to operate in monochrome, highlight or process color modes | — | 1989-05-23 |
| 4734705 | Ink jet printer with satellite droplet control | Joseph M. Crowley | 1988-03-29 |
| 4658269 | Ink jet printer with integral electrohydrodynamic electrodes and nozzle plate | — | 1987-04-14 |
| 4571599 | Ink cartridge for an ink jet printer | — | 1986-02-18 |