Inventor · disambiguated record
David C. Johnson
Also filed as: JOHNSON DAVID · JOHNSON DAVID C · JOHNSON DAVID CYRUS
36 granted patents·5 pending applications·1,349 citations·filing 1976–2019
98Inventor score
Files withHEWLETT PACKARD CO9HEWLETT PACKARD DEVELOPMENT CO8JOHNSON DAVID C4ARROWHEAD CENTER INC2BAKER HUGHES A GE CO LLC2
Top patents by PatentIndex Score
41 records- 0198US6302535B1Ink container configured to establish reliable electrical connection with a receiving stationHEWLETT PACKARD CO·Filed 2000·Granted Oct 16, 2001·184 cites·25 claims
- 0297US6488369B1Ink container configured to establish reliable electrical and fluidic connections to a receiving stationHEWLETT PACKARD CO·Filed 2000·Granted Dec 3, 2002·102 cites·12 claims
- 0397US6375315B1Replaceable ink container for an inkjet printing systemHEWLETT PACKARD CO·Filed 2000·Granted Apr 23, 2002·95 cites·26 claims
- 0497US4510556AElectronic lighting apparatus for simulating a flameJOHNSON DAVID C·Filed 1983·Granted Apr 9, 1985·124 cites·7 claims
- 0590US6431697B1Replaceable ink container having a separately attachable latch and method for assembling the containerHEWLETT PACKARD CO·Filed 2000·Granted Aug 13, 2002·39 cites·13 claims
- 0689US6365247B1Zero oxygen permeation plastic bottle for beer and other applicationsBP CORP NORTH AMERICA INC·Filed 1997·Granted Apr 2, 2002·86 cites·31 claims
- 0786US8984790B2Adjustable cheek restSIG SAUER INC·Filed 2014·Granted Mar 24, 2015·29 cites·16 claims
- 0886US7000558B2Modular floating swim platformsJOHNSON DAVID CYRUS·Filed 2004·Granted Feb 21, 2006·28 cites·19 claims
- 0985US6805066B2Modular floating swim platformNORTH SPORTS U S A·Filed 2003·Granted Oct 19, 2004·29 cites·23 claims
- 1085US5662693AMobility assist for the paralyzed, amputeed and spastic personUS ARMY·Filed 1995·Granted Sep 2, 1997·268 cites·2 claims
- 1183US6729714B2Separable key for establishing detachable printer component compatibility with a printerHEWLETT PACKARD DEVELOPMENT CO·Filed 2001·Granted May 4, 2004·21 cites·19 claims
- 1283US4598741ABarrier vapor control systemD C JOHNSON & ASSOCIATES INC·Filed 1984·Granted Jul 8, 1986·44 cites·13 claims
- 1382US6406766B1Active oxygen scavenger packagingBP CORP NORTH AMERICA INC·Filed 1998·Granted Jun 18, 2002·35 cites·10 claims
- 1481US6755516B2Latch and handle arrangement for a replaceable ink containerHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Jun 29, 2004·24 cites·16 claims
- 1579US6508547B2Replaceable ink container for an inkjet printing systemHEWLETT PACKARD CO·Filed 2000·Granted Jan 21, 2003·19 cites·14 claims
- 1675USD260095SSlush dispenserREFRESHMENT MACHINERY INCORPORATED·Filed 1979·Granted Aug 4, 1981·16 cites·1 claims
- 1774US6131532AInflatable sailboatFiled 1998·Granted Oct 17, 2000·26 cites·18 claims
- 1870US6460985B1Ink reservoir for an inkjet printerHEWLETT PACKARD CO·Filed 1999·Granted Oct 8, 2002·24 cites·42 claims
- 1967US6969148B2Pivoting on-axis ink reservoir for inkjet printerHEWLETT PACKARD DEVELOPMENT CO·Filed 2001·Granted Nov 29, 2005·11 cites·25 claims
- 2066US9914787B2Elastomeric, hydrogen-resistant biopolymer and its use in oil and gas and hydrogen gas piping and transportationARROWHEAD CENTER INC·Filed 2016·Granted Mar 13, 2018·0 cites·14 claims
- 2165US9982962B2Air gun with multiple energy sourcesSIG SAUER INC·Filed 2016·Granted May 29, 2018·4 cites·15 claims
- 2265US6779874B2Device for ensuring proper toe-heel installation of a detachable printer componentHEWLETT PACKARD DEVELOPMENT CO·Filed 2001·Granted Aug 24, 2004·10 cites·16 claims
- 2363US6293665B1Dual capillarity ink accumulator for ink-jetHEWLETT PACKARD CO·Filed 1999·Granted Sep 25, 2001·18 cites·20 claims
- 2463US6019459ADual capillarity ink accumulator for ink-jetHEWLETT PACKARD CO·Filed 1998·Granted Feb 1, 2000·18 cites·16 claims
- 2560US9528656B1Elastomeric, hydrogen-resistant biopolymer and its use in oil and gas refining, and in the storage and transport of hydrogen gasARROWHEAD CENTER INC·Filed 2014·Granted Dec 27, 2016·0 cites·6 claims
- 2657US4102645ASterilization apparatusREFRESHMENT MACHINERY INC·Filed 1976·Granted Jul 25, 1978·27 cites·5 claims
- 2756US7156491B2Separable key for establishing detachable printer component compatibility with a printerHEWLETT PACKARD DEVELOPMENT CO·Filed 2004·Granted Jan 2, 2007·5 cites·23 claims
- 2855US11498009B2Tamper-resistant water distribution system and devices for waterparkCONNELLY SKIS LLC·Filed 2018·Granted Nov 15, 2022·0 cites·22 claims
- 2951US10947790B2Coiled tubing connector with internal anchor and external sealBAKER HUGHES A GE CO LLC·Filed 2019·Granted Mar 16, 2021·0 cites·13 claims
- 3051USD611557SWater sport deviceJOHNSON DAVID C·Filed 2008·Granted Mar 9, 2010·7 cites·1 claims
- 3150US5720051AInflatable multiple cell helmet liner to enhance fit, security and comfortUS ARMY·Filed 1996·Granted Feb 24, 1998·33 cites·9 claims
- 3245US6676426B2Electrical connector with baised positioningHEWLETT PACKARD DEVELOPMENT CO·Filed 2001·Granted Jan 13, 2004·3 cites·5 claims
- 3345US6551148B1Electrical connector with minimized non-target contactHEWLETT PACKARD DEVELOPMENT CO·Filed 2001·Granted Apr 22, 2003·3 cites·19 claims
- 3444US2006208666A1Electronic lighting device for simulating a flameJOHNSON DAVID C·Filed 2006·Application pending·0 cites
- 3542US6827432B2Replaceable ink container for an inkjet printing systemHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Dec 7, 2004·2 cites·14 claims
- 3642US4116630ASterilization methodREFRESHMENT MACHINERY INC·Filed 1977·Granted Sep 26, 1978·6 cites·6 claims
- 3740US6039443AApparatus and method of priming ink supply tubes in an ink jet printerHEWLETT PACKARD CO·Filed 1997·Granted Mar 21, 2000·9 cites·16 claims
- 3839US2010109601A1Portable solar electrical generator and water filtration and desalination systemCOYLE EUGENE M·Filed 2009·Application pending·0 cites
- 3938US2013139614A1Portable torque work station and associated torquing methodJOHNSON DAVID C·Filed 2011·Application pending·0 cites
- 4035US2001009432A1Ink reservoir for an inkjet printerFiled 2001·Application pending·0 cites
- 4135US2019106946A1Coiled Tubing Connector with Internal Anchor and External SealBAKER HUGHES A GE CO LLC·Filed 2017·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →