Inventor
RHOADS W WISTAR
US19 patents
⚠️ This page may combine multiple inventors who share the name “RHOADS W WISTAR”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HEWLETT PACKARD CO
18 patentsUS5642143AJun 24, 1997
Ink-jet hard copy apparatus having print cartridge biasing mechanism and cartridge loading method
HEWLETT PACKARD CO46 citations96
US5461482AOct 24, 1995
Electrical interconnect system for a printer
HEWLETT PACKARD CO64 citations96
US5392063AFeb 21, 1995
Spring cartridge clamp for inkjet printer carriage
HEWLETT PACKARD CO69 citations96
US5905514AMay 18, 1999
Servicing system for an inkjet printhead
HEWLETT PACKARD CO105 citations95
US5646665AJul 8, 1997
Side biased datum scheme for inkjet cartridge and carriage
HEWLETT PACKARD CO72 citations95
US6206515B1Mar 27, 2001
Double compartment ink-jet cartridge with optimum snout
HEWLETT PACKARD CO31 citations92
US5593240AJan 14, 1997
Carriage support system for computer driven printer
HEWLETT PACKARD CO19 citations92
US5455607AOct 3, 1995
Black text quality in printers using multiple black and color pens
HEWLETT PACKARD CO31 citations92
US5441354AAug 15, 1995
Carriage support system for computer driven printer
HEWLETT PACKARD CO22 citations92
US5414453AMay 9, 1995
Use of a densitometer for adaptive control of printhead-to-media distance in ink jet printers
HEWLETT PACKARD CO39 citations92
US5368403ANov 29, 1994
Carriage support system for computer driven printer
HEWLETT PACKARD CO22 citations92
US5617128AApr 1, 1997
Alignment of multiple nozzle members in a printer
HEWLETT PACKARD CO42 citations91
US5598194AJan 28, 1997
Wiping structure for cleaning electrical contacts for a printer and ink cartridge
HEWLETT PACKARD CO20 citations91
US5539436AJul 23, 1996
Modular carriage assembly for an inkjet printer
HEWLETT PACKARD CO31 citations91
US5886714AMar 23, 1999
Actuation mechanism for translational wiping of a stationary inkjet printhead
HEWLETT PACKARD CO30 citations89
US5748215AMay 5, 1998
Ink-jet printer including ink cartridge with optimum snout and alignment surfaces
HEWLETT PACKARD CO12 citations74
US5466077ANov 14, 1995
Split bushing mounting of a printer carriage with pre-load
HEWLETT PACKARD CO9 citations73
US5348404ASep 20, 1994
Split bushing mounting of a printer carriage with pre-load
HEWLETT PACKARD CO1 citations51