| 6364457 |
Continuous ink jet printing head having feedback control housing parts and field replaceable filter and nozzle assemblies |
Paul S. Colecchi |
2002-04-02 |
| 5867194 |
Method and apparatus for automatic setting of nozzle drive voltage in an ink jet printer |
James E. Clark, Philip D. Anderson |
1999-02-02 |
| RE35737 |
Accoustically soft ink jet nozzle assembly |
George Sourlis, Nikodem Zyznieuski, Roger T. Slisz |
1998-02-24 |
| 5432541 |
Nozzle drive control system and method for ink jet printing |
James R. Pickell, James E. Clark |
1995-07-11 |
| 5420624 |
Method and apparatus for correcting printing distortions in an ink jet printer |
Timothy Braun, Bruce Ortquist |
1995-05-30 |
| 5396274 |
Variable frequency ink jet printer |
Bruce Ortquist, Timothy Braun |
1995-03-07 |
| 5196860 |
Ink jet droplet frequency drive control system |
James R. Pickell, James E. Clark |
1993-03-23 |
| 5126755 |
Print head assembly for ink jet printer |
Colin R. Sharpe |
1992-06-30 |
| 5063393 |
Ink jet nozzle with dual fluid resonances |
James E. Clark |
1991-11-05 |
| 5039997 |
Impact-valve printhead for ink jet printing |
Elaine A. Pullen, Gerry B. Andeen |
1991-08-13 |
| 4860027 |
Ink drop control system with temperature compensation |
Joseph P. Ozelis |
1989-08-22 |
| 4727379 |
Accoustically soft ink jet nozzle assembly |
George Sourlis, Nikodem Zyznieuski, Roger T. Slisz |
1988-02-23 |
| 4319251 |
Ink jet printing employing reverse charge coupling |
— |
1982-03-09 |