Issued Patents All Time
Showing 26–50 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6428159 | Apparatus for achieving high quality aqueous ink-jet printing on plain paper at high print speeds | Joy Roy, Richard N. Ellson, Robert A. Sprague, James B. Kruger, John M. Lennon | 2002-08-06 |
| 6416678 | Solid bi-layer structures for use with high viscosity inks in acoustic ink printing and methods of fabrication | Scott A. Elrod, David Steinmetz, Kaiser H. Wong | 2002-07-09 |
| 6364454 | Acoustic ink printing method and system for improving uniformity by manipulating nonlinear characteristics in the system | — | 2002-04-02 |
| 6299272 | Pulse width modulation for correcting non-uniformity of acoustic inkjet printhead | Lamar T. Baker, Steven A. Buhler, Abdul M. Elhatem, Scott A. Elrod, Jaime Lerma +1 more | 2001-10-09 |
| 6283580 | Method of operation of an acoustic ink jet droplet emitter utilizing high liquid flow rates | Joy Roy, Michael C. Weisberg, Jerry Elkin | 2001-09-04 |
| 6199970 | Acoustic ink jet printhead design and method of operation utilizing ink cross-flow | Joy Roy, Michael C. Weisberg, Jerry Elkin | 2001-03-13 |
| 6187211 | Method for fabrication of multi-step structures using embedded etch stop layers | Donald L. Smith, James C. Mikkelsen, Martin Lim | 2001-02-13 |
| 6154236 | Acoustic ink jet printhead design and method of operation utilizing flowing coolant and an emission fluid | Joy Roy | 2000-11-28 |
| 6134291 | Acoustic ink jet printhead design and method of operation utilizing flowing coolant and an emission fluid | Joy Roy | 2000-10-17 |
| 5686945 | Capping structures for acoustic printing | Calvin F. Quate, Butrus T. Khuri-Yakub, Shinya Akamine | 1997-11-11 |
| 5631678 | Acoustic printheads with optical alignment | Martin Lim | 1997-05-20 |
| 5589864 | Integrated varactor switches for acoustic ink printing | — | 1996-12-31 |
| 5565113 | Lithographically defined ejection units | Calvin F. Quate, Scott A. Elrod, Eric G. Rawson, Martin Lim | 1996-10-15 |
| 5467975 | Apparatus and method for moving a substrate | Martin Lim, Richard G. Stearns, Calvin F. Quate | 1995-11-21 |
| 5428381 | Capping structure | Martin Lim | 1995-06-27 |
| 5392064 | Liquid level control structure | Butrus T. Khuri-Yakub | 1995-02-21 |
| 5389956 | Techniques for improving droplet uniformity in acoustic ink printing | Butrus T. Khuri-Yakub, Richard Weisfield, Eric G. Rawson | 1995-02-14 |
| 5354419 | Anisotropically etched liquid level control structure | — | 1994-10-11 |
| 5339101 | Acoustic ink printhead | Eric G. Rawson, Butrus T. Khuri-Yakub | 1994-08-16 |
| 5319977 | Near field acoustic ultrasonic microscope system and method | Calvin F. Quate, Butrus T. Khuri-Yakub, Shinya Akamine | 1994-06-14 |
| 5278028 | Process for fabricating multi-discrete-phase fresnel lenses | Rene A. Lujan | 1994-01-11 |
| 5277754 | Process for manufacturing liquid level control structure | Butrus T. Khuri-Yakub | 1994-01-11 |
| 5268610 | Acoustic ink printer | Butrus T. Khuri-Yakub, Eric G. Rawson | 1993-12-07 |
| 5229793 | Liquid surface control with an applied pressure signal in acoustic ink printing | Calvin F. Quate, Butrus T. Khuri-Yakub | 1993-07-20 |
| 5216451 | Surface ripple wave diffusion in apertured free ink surface level controllers for acoustic ink printers | Eric G. Rawson, Scott A. Elrod, Calvin F. Quate, Butrus T. Khuri-Yakub | 1993-06-01 |