Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6557988 | Reserve ink supply in thermal ink jet cartridge ink tanks | — | 2003-05-06 |
| 5894975 | Carriers and interchangeable liner therefor | Nancy Holden, Jeanne Alfaro | 1999-04-20 |
| 5010355 | Ink jet printhead having ionic passivation of electrical circuitry | William G. Hawkins, Cathie J. Burke, Daniel O. Roll, Diane Atkinson | 1991-04-23 |
| 4789425 | Thermal ink jet printhead fabricating process | Donald J. Drake, William G. Hawkins, Stephen F. Pond, Michael R. Campanelli, Raymond E. Bailey | 1988-12-06 |