Issued Patents All Time
Showing 51–75 of 82 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8517516 | Flow-through liquid ejection using compliant membrane transducer | James D. Huffman | 2013-08-27 |
| 8506039 | Flow-through ejection system including compliant membrane transducer | James D. Huffman | 2013-08-13 |
| 8508646 | Camera with internal polarizing filter | — | 2013-08-13 |
| 8469496 | Liquid ejection method using drop velocity modulation | Hrishikesh Vijaykumar Panchawagh, Michael A. Marcus, Ali G. Lopez, Shashishekar P. Adiga, Jeremy M. Grace | 2013-06-25 |
| 8465129 | Liquid ejection using drop charge and mass | Hrishikesh Vijaykumar Panchawagh, Michael A. Marcus | 2013-06-18 |
| 8454134 | Printed drop density reconfiguration | Gilbert A. Hawkins | 2013-06-04 |
| 8382259 | Ejecting liquid using drop charge and mass | Hrishikesh Vijaykumar Panchawagh, Michael A. Marcus | 2013-02-26 |
| 8087740 | Continuous ink jet apparatus and method using a plurality of break-off times | Michael J. Piatt, Stephen F. Pond, Randy D. Vandagriff | 2012-01-03 |
| 7967423 | Pressure modulation cleaning of jetting module nozzles | — | 2011-06-28 |
| 7682002 | Printer having improved gas flow drop deflection | Randolph C. Brost, David Nelson, Bradley A. Phillips, Joseph E. Yokajty, Todd R. Griffin +8 more | 2010-03-23 |
| 7673976 | Continuous ink jet apparatus and method using a plurality of break-off times | Michael J. Piatt, Stephen F. Pond, Randy D. Vandagriff | 2010-03-09 |
| 7404622 | Ink repellent coating on charge device to improve printer runability and printhead life | Brian G. Morris | 2008-07-29 |
| 7273270 | Ink jet printing device with improved drop selection control | — | 2007-09-25 |
| 7156488 | Ink repellent coating on charge device to improve printer runability and printhead life | Brian G. Morris | 2007-01-02 |
| 6469418 | Vibration monitoring system and method | Joseph P. Cleary | 2002-10-22 |
| 6398351 | Flush system for ink change | John N. Blum | 2002-06-04 |
| 6352339 | Vacuum system for continuous ink jet printers | John C. Loyd, James D. McCann, Richard T. Enz, David A. Huliba | 2002-03-05 |
| 5502474 | Print pulse phase control | Randy L. Fagerquist | 1996-03-26 |
| 5455611 | Four inch print head assembly | Robert J. Simon, Daniel Rudolf, David N. Pipkorn | 1995-10-03 |
| 5384583 | Ink jet stimulation monitoring | Mark C. Bowers | 1995-01-24 |
| 4999644 | User selectable drop charge synchronization for traveling wave-stimulated, continuous ink jet printers | David N. Pipkorn | 1991-03-12 |
| 4999647 | Synchronous stimulation for long array continuous ink jet printer | Wendell L. Wood, Brian G. Morris, Dianne J. Aleshire | 1991-03-12 |
| 4972201 | Drop charging method and system for continuous, ink jet printing | David N. Pipkorn | 1990-11-20 |
| 4928113 | Constructions and fabrication methods for drop charge/deflection in continuous ink jet printer | Margene C. Howell, David N. Pipkorn, Wendell L. Wood | 1990-05-22 |
| 4920355 | Interlace method for scanning print head systems | — | 1990-04-24 |