Issued Patents All Time
Showing 26–47 of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6497179 | Method and apparatus for distinguishing transparent media | Carl E. Picciotto, Jun Gao | 2002-12-24 |
| 6291829 | Identification of recording medium in a printer | Barclay J. Tullis | 2001-09-18 |
| 6195475 | Navigation system for handheld scanner | Raymond G. Beausoleil | 2001-02-27 |
| 6099225 | Booklet maker | Steven W. Trovinger | 2000-08-08 |
| 5987269 | Toner quantity measuring technique in an electrophotographic printer | Barclay J. Tullis, Jun Gao | 1999-11-16 |
| 5825044 | Freehand image scanning device which compensates for non-linear color movement | David C. Beard, Mark T. Smith, Barclay J. Tullis | 1998-10-20 |
| 5779971 | Solder jet printhead | Alfred I. Tsung Pan, Eric G. Hanson | 1998-07-14 |
| 5644343 | Method and apparatus for measuring the temperature of drops ejected by an ink jet printhead | — | 1997-07-01 |
| 5644139 | Navigation technique for detecting movement of navigation sensors relative to an object | David C. Beard, Mark T. Smith, Barclay J. Tullis | 1997-07-01 |
| 5635969 | Method and apparatus for the application of multipart ink-jet ink chemistry | — | 1997-06-03 |
| 5600354 | Wrap-around flex with address and data bus | David E. Hackleman, William A. Buskirk | 1997-02-04 |
| 5578813 | Freehand image scanning device which compensates for non-linear movement | David C. Beard, Mark T. Smith, Barclay J. Tullis | 1996-11-26 |
| 5469199 | Wide inkjet printhead | Si-Ty Lam, Paul H. McClelland, Eric G. Hanson | 1995-11-21 |
| 5422014 | Automatic chemical monitor and control system | Gary McLeod | 1995-06-06 |
| 5406315 | Method and system for remote-sensing ink temperature and melt-on-demand control for a hot melt ink jet printer | William J. West | 1995-04-11 |
| 5363134 | Integrated circuit printhead for an ink jet printer including an integrated identification circuit | George Barbehenn, James R. Hulings, Rajeev Badyal, Michael B. Saunders | 1994-11-08 |
| 4973993 | Ink-quantity and low ink sensing for ink-jet printers | — | 1990-11-27 |
| 4968998 | Refillable ink jet print system | — | 1990-11-06 |
| 4885595 | Multicomponent refillable toner delivery system | George T. Kaplinsky | 1989-12-05 |
| 4746935 | Multitone ink jet printer and method of operation | — | 1988-05-24 |
| 4550326 | Fluidic tuning of impulse jet devices using passive orifices | Daniel Allen | 1985-10-29 |
| 4542389 | Self cleaning ink jet drop generator having crosstalk reduction features | — | 1985-09-17 |