Inventor
DION JOHN H
US14 patents
⚠️ This page may combine multiple inventors who share the name “DION JOHN H”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HEWLETT PACKARD CO
10 patentsUS5969731AOct 19, 1999
Print head servicing system and method employing a solid liquefiable substance
HEWLETT PACKARD CO108 citations97
US5914734AJun 22, 1999
Printhead servicing system and method using a moveable wiper between a fluid source and a printhead
HEWLETT PACKARD CO118 citations97
US5682186AOct 28, 1997
Protective capping apparatus for an ink-jet pen
HEWLETT PACKARD CO326 citations97
US4992802AFeb 12, 1991
Method and apparatus for extending the environmental operating range of an ink jet print cartridge
HEWLETT PACKARD CO133 citations96
US4931811AJun 5, 1990
Thermal ink jet pen having a feedtube with improved sizing and operational with a minimum of depriming
HEWLETT PACKARD CO102 citations96
US5010354AApr 23, 1991
Ink jet pen with improved volumetric efficiency
HEWLETT PACKARD CO60 citations95
US5047790ASep 10, 1991
Controlled capillary ink containment for ink-jet pens
HEWLETT PACKARD CO42 citations92
USD314209SJan 29, 1991
Ink-jet print cartridge
HEWLETT PACKARD CO22 citations92
US4944850AJul 31, 1990
Tape automated bonded (tab) circuit and method for making the same
HEWLETT PACKARD CO46 citations92
US6084608AJul 4, 2000
Particle-reinforced wiper for ink jet print head
HEWLETT PACKARD CO11 citations73