Inventor
YOUNG MARK E
US28 patents
⚠️ This page may combine multiple inventors who share the name “YOUNG MARK E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HEWLETT PACKARD CO
20 patentsUS6341853B1Jan 29, 2002
Continuous refill of spring bag reservoir in an ink-jet swath printer/plotter
HEWLETT PACKARD CO145 citations99
US5745137AApr 28, 1998
Continuous refill of spring bag reservoir in an ink-jet swath printer/plotter
HEWLETT PACKARD CO115 citations98
US6000791ADec 14, 1999
Printer having a removable print cartridge with handle incorporating an ink inlet value
HEWLETT PACKARD CO91 citations97
US5751320AMay 12, 1998
Ink recharger for inkjet print cartridge having sliding valve connectable to print cartridge
HEWLETT PACKARD CO133 citations97
US6241347B1Jun 5, 2001
Inkjet printing with replaceable set of ink-related components (printhead/service module/ink supply) for each color of ink
HEWLETT PACKARD CO106 citations96
US5675367AOct 7, 1997
Inkjet print cartridge having handle which incorporates an ink fill port
HEWLETT PACKARD CO93 citations96
US6076920AJun 20, 2000
Replaceable ink supply module (bag/box/tube/valve) for replenishment of on-carriage inkjet printhead
HEWLETT PACKARD CO61 citations95
US5874976AFeb 23, 1999
Inkjet cartridge fill port adapter
HEWLETT PACKARD CO63 citations94
US5966156AOct 12, 1999
Refilling technique for inkjet print cartridge having two ink inlet ports for initial filling and recharging
HEWLETT PACKARD CO34 citations92
US5963238AOct 5, 1999
Intermittent refilling of print cartridge installed in an inkjet printer
HEWLETT PACKARD CO26 citations92
US5852458ADec 22, 1998
Inkjet print cartridge having a first inlet port for initial filling and a second inlet port for ink replenishment without removing the print cartridge from the printer
HEWLETT PACKARD CO25 citations92
US5777648AJul 7, 1998
Inkjet print cartridge having an ink fill port for initial filling and a recharge port with recloseable seal for recharging the print cartridge with ink
HEWLETT PACKARD CO28 citations92
US5748216AMay 5, 1998
Inkjet print cartridge having valve connectable to an external ink reservoir for recharging the print cartridge
HEWLETT PACKARD CO32 citations92
US5992985ANov 30, 1999
Variable pressure control for ink replenishment of on-carriage print cartridge
HEWLETT PACKARD CO29 citations91
US5929883AJul 27, 1999
Printing system with single on/off control valve for periodic ink replenishment of inkjet printhead
HEWLETT PACKARD CO34 citations90
US6109741AAug 29, 2000
Active control of vertical position of an off-carriage ink supply
HEWLETT PACKARD CO18 citations83
US6239822B1May 29, 2001
Replaceable ink supply module (bag/box/tube/valve) for replenishment of on-carriage inkjet printhead
HEWLETT PACKARD CO6 citations73
US6065829AMay 23, 2000
Periodic ink replenishment station with removable off-carriage ink supply containers
HEWLETT PACKARD CO13 citations73
US6139135AOct 31, 2000
Inkjet printing with replaceable set of ink-related components (printhead/service module/ink supply) for each color of ink
HEWLETT PACKARD CO13 citations72
US6106109AAug 22, 2000
Printer apparatus for periodic automated connection of ink supply valves with multiple inkjet printheads
HEWLETT PACKARD CO9 citations72