Inventor · disambiguated record
John W. Huffman
Also filed as: HUFFMAN JOHN · HUFFMAN JOHN W · HUFFMAN JOHN WILLIAM
27 granted patents·440 citations·filing 1976–2006
97Inventor score
Files withHEWLETT PACKARD CO13HEWLETT PACKARD DEVELOPMENT CO11EMERSON ELECTRIC CO1GUILLEMINFRANCO GUSTAVO MIGUEL1PNEUMO BEAM INTERNATIONAL LTD1
Top patents by PatentIndex Score
27 records- 0194US6389241B1Method and apparatus for hard copy control using automatic sensing devicesHEWLETT PACKARD CO·Filed 2001·Granted May 14, 2002·62 cites·39 claims
- 0293US7362320B2Electronic device having a light emitting/detecting display screenHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Apr 22, 2008·71 cites·15 claims
- 0392US4091249APressure sensitive electrical switch having a snap elementEMERSON ELECTRIC CO·Filed 1976·Granted May 23, 1978·35 cites·10 claims
- 0486US6793128B2Face photo storage systemHEWLETT PACKARD DEVELOPMENT CO·Filed 2001·Granted Sep 21, 2004·30 cites·20 claims
- 0584US6712446B1Controlling printing in response to print media characteristicsHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Mar 30, 2004·20 cites·11 claims
- 0677US7050206B2Document capture deviceHEWLETT PACKARD DEVELOPMENT CO·Filed 2001·Granted May 23, 2006·15 cites·20 claims
- 0777US5483889AAutomatic media size detectorHEWLETT PACKARD CO·Filed 1995·Granted Jan 16, 1996·25 cites·9 claims
- 0874US6163662AImage forming devices, fusing assemblies, and methods of forming an image using control circuitry to control fusing operationsHEWLETT PACKARD CO·Filed 1999·Granted Dec 19, 2000·23 cites·25 claims
- 0971US7385588B2Keyboard illumination system and methodHEWLETT PACKARD DEVELOPMENT CO·Filed 2005·Granted Jun 10, 2008·5 cites·49 claims
- 1065US6088547AAutomatic fuser temperature controlHEWLETT PACKARD CO·Filed 1999·Granted Jul 11, 2000·16 cites·12 claims
- 1161US5005322AInflatable tent structurePNEUMO BEAM INTERNATIONAL LTD·Filed 1989·Granted Apr 9, 1991·27 cites·12 claims
- 1257USD528594SPrinting deviceHEWLETT PACKARD DEVELOPMENT CO·Filed 2006·Granted Sep 19, 2006·10 cites·1 claims
- 1355US5825401ASlide in formatter for image forming devicesHEWLETT PACKARD CO·Filed 1997·Granted Oct 20, 1998·19 cites·7 claims
- 1454US7188923B2Controlling printing in response to print media characteristicsHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Mar 13, 2007·4 cites·16 claims
- 1554US6229968B1Method and apparatus for detecting image medium surface defects in an imaging systemHEWLETT PACKARD CO·Filed 1999·Granted May 8, 2001·12 cites·17 claims
- 1653US5467178APressure roller for reducing media curl and wave in electrophotographic printersHEWLETT PACKARD CO·Filed 1994·Granted Nov 14, 1995·15 cites·7 claims
- 1752US6873811B2Printer imaging components protection apparatus and methodHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Mar 29, 2005·4 cites·44 claims
- 1852US5417413AUniform media tensioning of print media during transport in laser printerHEWLETT PACKARD CO·Filed 1994·Granted May 23, 1995·11 cites·13 claims
- 1951US7091427B2Apparatus using resonance of a cavity to determine mass of a loadHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Aug 15, 2006·6 cites·46 claims
- 2051US4480289AElectrical component supported on a support member by a ring mountHEWLETT PACKARD CO·Filed 1983·Granted Oct 30, 1984·12 cites·4 claims
- 2150US6810226B2Electrophotographic toner containment apparatus and methodsHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Oct 26, 2004·4 cites·20 claims
- 2249US6648324B2Method and system for automatically sensing the size of print medium in a printing deviceHEWLETT PACKARD DEVELOPMENT CO·Filed 2001·Granted Nov 18, 2003·3 cites·24 claims
- 2341US5394227ACompliant hard fusing pressure roller for reducing media curl and wave in electrophotographic printersHEWLETT PACKARD CO·Filed 1993·Granted Feb 28, 1995·5 cites·4 claims
- 2438US5495276AUniform media tensioning of print media during transport in laser printerHEWLETT PACKARD CO·Filed 1994·Granted Feb 27, 1996·4 cites·3 claims
- 2531US4869608AResonant frequency reciprocating drive mechanismHEWLETT PACKARD CO·Filed 1988·Granted Sep 26, 1989·1 cites·3 claims
- 2624US4684273ARibbon shield for impact printer and method for controlling ink flow thereinHEWLETT PACKARD CO·Filed 1985·Granted Aug 4, 1987·1 cites·6 claims
- 2718US8289530B2Image forming device with replaceable paper handling accessoryGUILLEMINFRANCO GUSTAVO MIGUEL·Filed 2002·Granted Oct 16, 2012·0 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →