JP

John R. Pies

CC Compaq Computer: 12 patents #62 of 1,604Top 4%
MT Microfab Technologies: 1 patents #10 of 21Top 50%
Overall (All Time): #390,642 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5621442 Enhanced UU type ink jet printheads Donald J. Hayes, David B. Wallace 1997-04-15
5554247 Method of manufacturing a high density ink jet printhead array David B. Wallace, Donald J. Hayes 1996-09-10
5506034 Workpiece manufactured by a film coated passivation process Donald J. Hayes 1996-04-09
5481285 Ink jet printhead manufactured by a film coated passivation process Donald J. Hayes 1996-01-02
5462600 Apparatus for film coated passivation of ink channels in ink jet printhead 1995-10-31
5433809 Method of manufacturing a high density ink jet printhead David B. Wallace, Donald J. Hayes 1995-07-18
5406319 Enhanced U type ink jet printheads Donald J. Hayes, David B. Wallace 1995-04-11
5402162 Integrated multi-color ink jet printhead Daniel R. Fusting, David B. Wallace, Donald J. Hayes 1995-03-28
5400064 High density ink jet printhead with double-U channel actuator David B. Wallace, Donald J. Hayes 1995-03-21
5334415 Method and apparatus for film coated passivation of ink channels in ink jet printhead Donald J. Hayes 1994-08-02
5235352 High density ink jet printhead David B. Wallace, Donald J. Hayes 1993-08-10
5227813 Sidewall actuator for a high density ink jet printhead David B. Wallace, Donald J. Hayes 1993-07-13
5053100 Method of making apparatus for dispensing small amounts of fluids Donald J. Hayes 1991-10-01