Inventor · Santa Rosa, CA, US

Mark E. Young

29Patents
14h-index
42Co-inventors
77Inventor score

Filing activity: Jul 7, 1994 → Mar 24, 2008

Most-cited inventions

PatentTitleAreaCited byStatus
US6000791A Printer having a removable print cartridge with handle incorporating an ink inlet value Performing Operations; Transporting 105 Expired
US5751320A Ink recharger for inkjet print cartridge having sliding valve connectable to print cartridge Performing Operations; Transporting 90 Expired
US6341853B1 Continuous refill of spring bag reservoir in an ink-jet swath printer/plotter Performing Operations; Transporting 90 Expired
US5745137A Continuous refill of spring bag reservoir in an ink-jet swath printer/plotter Performing Operations; Transporting 77 Expired
US5675367A Inkjet print cartridge having handle which incorporates an ink fill port Performing Operations; Transporting 55 Expired
US6241347A Inkjet printing with replaceable set of ink-related components (printhead/service module/ink supply) for each color of ink Performing Operations; Transporting 53 Expired
US6076920A Replaceable ink supply module (bag/box/tube/valve) for replenishment of on-carriage inkjet printhead Performing Operations; Transporting 44 Expired
US5874976A Inkjet cartridge fill port adapter Performing Operations; Transporting 39 Expired
US5966156A Refilling technique for inkjet print cartridge having two ink inlet ports for initial filling and recharging Performing Operations; Transporting 22 Expired
US5929883A Printing system with single on/off control valve for periodic ink replenishment of inkjet printhead Performing Operations; Transporting 22 Expired
US5748216A Inkjet print cartridge having valve connectable to an external ink reservoir for recharging the print cartridge Performing Operations; Transporting 19 Expired
US5777648A 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 Performing Operations; Transporting 19 Expired
US5963238A Intermittent refilling of print cartridge installed in an inkjet printer Performing Operations; Transporting 17 Expired
US5992985A Variable pressure control for ink replenishment of on-carriage print cartridge Performing Operations; Transporting 15 Expired
US5852458A 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 Performing Operations; Transporting 14 Expired
US6123289A Training projectile Mechanical Engineering; Lighting; Heating 12 Expired
US5498160A Training projectile Mechanical Engineering; Lighting; Heating 10 Expired
US6109741A Active control of vertical position of an off-carriage ink supply Performing Operations; Transporting 10 Expired
US7046326B2 Multi-pixel liquid crystal cell array Physics 9 Expired
US6065829A Periodic ink replenishment station with removable off-carriage ink supply containers Performing Operations; Transporting 8 Expired
US6139135A Inkjet printing with replaceable set of ink-related components (printhead/service module/ink supply) for each color of ink Performing Operations; Transporting 7 Expired
US7347439B2 Non-rotating bicycle wheel display disk Performing Operations; Transporting 7 Expired
US7352428B2 Liquid crystal cell platform Physics 4 Expired
US6106109A Printer apparatus for periodic automated connection of ink supply valves with multiple inkjet printheads Performing Operations; Transporting 4 Expired
US7775540B2 Non-rotating bicycle wheel display disk Performing Operations; Transporting 4 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.