Inventor
KNIGHT WILLIAM R
18 patents
⚠️ This page may combine multiple inventors who share the name “KNIGHT WILLIAM R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HEWLETT PACKARD CO
12 patentsUS4882595ANov 21, 1989
Hydraulically tuned channel architecture
HEWLETT PACKARD CO182 citations98
US6126276AOct 3, 2000
Fluid jet printhead with integrated heat-sink
HEWLETT PACKARD CO89 citations97
US5638101AJun 10, 1997
High density nozzle array for inkjet printhead
HEWLETT PACKARD CO69 citations96
US5604519AFeb 18, 1997
Inkjet printhead architecture for high frequency operation
HEWLETT PACKARD CO83 citations96
US5594481AJan 14, 1997
Ink channel structure for inkjet printhead
HEWLETT PACKARD CO96 citations96
US5648805AJul 15, 1997
Inkjet printhead architecture for high speed and high resolution printing
HEWLETT PACKARD CO77 citations95
US6126277AOct 3, 2000
Non-kogating, low turn on energy thin film structure for very low drop volume thermal ink jet pens
HEWLETT PACKARD CO34 citations92
US5619236AApr 8, 1997
Self-cooling printhead structure for inkjet printer with high density high frequency firing chambers
HEWLETT PACKARD CO23 citations92
US5563642AOct 8, 1996
Inkjet printhead architecture for high speed ink firing chamber refill
HEWLETT PACKARD CO28 citations92
US5371527ADec 6, 1994
Orificeless printhead for an ink jet printer
HEWLETT PACKARD CO45 citations92
US5808640ASep 15, 1998
Special geometry ink jet resistor for high dpi/high frequency structures
HEWLETT PACKARD CO32 citations89
US6478418B2Nov 12, 2002
Inkjet ink having improved directionality by controlling surface tension and wetting properties
HEWLETT PACKARD CO15 citations84
HEWLETT PACKARD DEVELOPMENT CO
3 patentsUS6741016B2May 25, 2004
Focusing lens for electron emitter with shield layer
HEWLETT PACKARD DEVELOPMENT CO13 citations84
US6891185B2May 10, 2005
Electronic device with aperture and wide lens for small emission spot size
HEWLETT PACKARD DEVELOPMENT CO2 citations62
US7057353B2Jun 6, 2006
Electronic device with wide lens for small emission spot size
HEWLETT PACKARD DEVELOPMENT CO0 citations51