P

Inventor

HAWKINS WILLIAM G

US62 patents
⚠️ This page may combine multiple inventors who share the name “HAWKINS WILLIAM G”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

XEROX CORP

43 patents
US4985710AJan 15, 1991

Buttable subunits for pagewidth "Roofshooter" printheads

XEROX CORP477 citations99
US4947192AAug 7, 1990

Monolithic silicon integrated circuit chip for a thermal ink jet printer

XEROX CORP194 citations99
US4829324AMay 9, 1989

Large array thermal ink jet printhead

XEROX CORP218 citations99
US4774530ASep 27, 1988

Ink jet printhead

XEROX CORP187 citations99
US4601777AJul 22, 1986

Thermal ink jet printhead and process therefor

XEROX CORP239 citations99
US4532530AJul 30, 1985

Bubble jet printing device

XEROX CORP245 citations99
US5710582AJan 20, 1998

Hybrid ink jet printer

XEROX CORP141 citations98
US5665249ASep 9, 1997

Micro-electromechanical die module with planarized thick film layer

XEROX CORP331 citations98
US5030971AJul 9, 1991

Precisely aligned, mono- or multi-color, `roofshooter` type printhead

XEROX CORP124 citations98
US4961821AOct 9, 1990

Ode through holes and butt edges without edge dicing

XEROX CORP145 citations98
US4789425ADec 6, 1988

Thermal ink jet printhead fabricating process

XEROX CORP148 citations97
US6229114B1May 8, 2001

Precision laser cutting of adhesive members

XEROX CORP196 citations96
US5850234ADec 15, 1998

Ink jet printhead with improved operation

XEROX CORP76 citations96
US5742307AApr 21, 1998

Method for electrical tailoring drop ejector thresholds of thermal ink jet heater elements

XEROX CORP90 citations96
US5738799AApr 14, 1998

Method and materials for fabricating an ink-jet printhead

XEROX CORP74 citations96
US5300968AApr 5, 1994

Apparatus for stabilizing thermal ink jet printer spot size

XEROX CORP59 citations96
US5223853AJun 29, 1993

Electronic spot size control in a thermal ink jet printer

XEROX CORP66 citations96
US5201987AApr 13, 1993

Fabricating method for silicon structures

XEROX CORP66 citations96
US5141596AAug 25, 1992

Method of fabricating an ink jet printhead having integral silicon filter

XEROX CORP89 citations96
US5124717AJun 23, 1992

Ink jet printhead having integral filter

XEROX CORP107 citations96
US5006202AApr 9, 1991

Fabricating method for silicon devices using a two step silicon etching process

XEROX CORP75 citations96
US4935752AJun 19, 1990

Thermal ink jet device with improved heating elements

XEROX CORP67 citations96
US4899181AFeb 6, 1990

Large monolithic thermal ink jet printhead

XEROX CORP91 citations96
US4875968AOct 24, 1989

Method of fabricating ink jet printheads

XEROX CORP68 citations96
US4863560ASep 5, 1989

Fabrication of silicon structures by single side, multiple step etching process

XEROX CORP100 citations96
US4822755AApr 18, 1989

Method of fabricating large area semiconductor arrays

XEROX CORP83 citations96
US4639748AJan 27, 1987

Ink jet printhead with integral ink filter

XEROX CORP108 citations96
US4638328AJan 20, 1987

Printhead for an ink jet printer

XEROX CORP87 citations96
US5010355AApr 23, 1991

Ink jet printhead having ionic passivation of electrical circuitry

XEROX CORP57 citations94
US5371395ADec 6, 1994

High voltage input pad protection circuitry

XEROX CORP34 citations93
US5081473AJan 14, 1992

Temperature control transducer and MOS driver for thermal ink jet printing chips

XEROX CORP36 citations93
US5075250ADec 24, 1991

Method of fabricating a monolithic integrated circuit chip for a thermal ink jet printhead

XEROX CORP37 citations93
US4935750AJun 19, 1990

Sealing means for thermal ink jet printheads

XEROX CORP32 citations93
US4887098ADec 12, 1989

Thermal ink jet printer having printhead transducers with multilevelinterconnections

XEROX CORP52 citations93
US6102528AAug 15, 2000

Drive transistor for an ink jet printhead

XEROX CORP41 citations92
US5371530ADec 6, 1994

Thermal ink jet printhead having a switched stand-by mode

XEROX CORP46 citations92
US5096535AMar 17, 1992

Process for manufacturing segmented channel structures

XEROX CORP39 citations92
US4951063AAug 21, 1990

Heating elements for thermal ink jet devices

XEROX CORP50 citations92
US4388145AJun 14, 1983

Laser annealing for growth of single crystal semiconductor areas

XEROX CORP47 citations92
US5532901AJul 2, 1996

Office environment level electrostatic discharge protection

XEROX CORP19 citations91
US5208606AMay 4, 1993

Directionality of thermal ink jet transducers by front face metalization

XEROX CORP49 citations91
US5169806ADec 8, 1992

Method of making amorphous deposited polycrystalline silicon thermal ink jet transducers

XEROX CORP21 citations81
US5565901AOct 15, 1996

Self-aligned features for accurate etched silicon transducer placement

XEROX CORP7 citations74

PICKER INT INC

3 patents

REGENTS UNIV OF NE BOARD OF

1 patent

UNIV WASHINGTON

1 patent

HAWKINS WILLIAM G

1 patent

KONINK PHILIPS ELECTRONCIS N V

1 patent

Showing the top 50 of 62 patents by PatentIndex Score.