Inventor · disambiguated record
Douglas H. Pearson
Also filed as: PEARSON DOUGLAS H · PEARSON DOUGLAS HAROLD
41 granted patents·1 pending application·483 citations·filing 1985–2012
98Inventor score
Top patents by PatentIndex Score
42 records- 0194US8172386B2Sealing device for fluid reservoirPETRANEK DIANA C·Filed 2011·Granted May 8, 2012·14 cites·18 claims
- 0293US7862147B2Inclined feature to protect printhead faceEASTMAN KODAK CO·Filed 2008·Granted Jan 4, 2011·21 cites·14 claims
- 0393US7735983B2Ink jet ink cartridge with vented wickEASTMAN KODAK CO·Filed 2007·Granted Jun 15, 2010·25 cites·15 claims
- 0492US5768649ALens assembly with engageable lens retainer and lens mountEASTMAN KODAK CO·Filed 1997·Granted Jun 16, 1998·42 cites·10 claims
- 0590US8002398B2Ink jet ink cartridge with vented wickEASTMAN KODAK CO·Filed 2010·Granted Aug 23, 2011·5 cites·9 claims
- 0690US5017326AFilm mid roll interrupt protection for a camera using magnetic azimuth recording on filmEASTMAN KODAK CO·Filed 1989·Granted May 21, 1991·34 cites·13 claims
- 0789US6087274ANanoscale X-Y-Z translation of nanochannel glass replica-based masks for making complex structures during patterningUS NAVY·Filed 1998·Granted Jul 11, 2000·72 cites·36 claims
- 0887US5555052ALight shielding apparatusEASTMAN KODAK CO·Filed 1994·Granted Sep 10, 1996·25 cites·7 claims
- 0986US5976444ANanochannel glass replica membranesUS NAVY·Filed 1996·Granted Nov 2, 1999·47 cites·10 claims
- 1084US5579070AOne-time-use camera has driver for closing film cassette which is broken to disable camera after completed useEASTMAN KODAK CO·Filed 1996·Granted Nov 26, 1996·22 cites·5 claims
- 1178US5028940ACamera apparatus for magnetically recording on filmEASTMAN KODAK CO·Filed 1990·Granted Jul 2, 1991·26 cites·17 claims
- 1269US5748989AOne-time-use camera with manual control lever and bi-directional overcenter spring for closing movable light shield of film cassetteEASTMAN KODAK CO·Filed 1997·Granted May 5, 1998·10 cites·6 claims
- 1368US7967426B2Sealing device for fluid reservoirEASTMAN KODAK CO·Filed 2007·Granted Jun 28, 2011·2 cites·31 claims
- 1468US7780280B2Fluid port seal with surface having channelsEASTMAN KODAK CO·Filed 2007·Granted Aug 24, 2010·4 cites·23 claims
- 1568US5555062ARecyclable single-use camera with replaceable front lens elementEASTMAN KODAK CO·Filed 1995·Granted Sep 10, 1996·10 cites·4 claims
- 1667US5727247ACamera with film sensor and driver to initiate closing of cassette responsive to return of filmstrip to cassetteEASTMAN KODAK CO·Filed 1996·Granted Mar 10, 1998·9 cites·2 claims
- 1766US5560563ALight shield for closing the film slot of a film cartridgeEASTMAN KODAK CO·Filed 1995·Granted Oct 1, 1996·9 cites·14 claims
- 1865US5541687AElectronic flash assemblage with reflector to circuit board connectionEASTMAN KODAK CO·Filed 1995·Granted Jul 30, 1996·8 cites·4 claims
- 1963US5855716AParallel contact patterning using nanochannel glassUS NAVY·Filed 1996·Granted Jan 5, 1999·24 cites·21 claims
- 2062US5708854AOne-time-use camera has driver for closing film cassette which is removed with closed cassette to disable camera after completed useEASTMAN KODAK CO·Filed 1996·Granted Jan 13, 1998·7 cites·6 claims
- 2159US5721964AOne-time-use camera having main body part and insertable light baffle with film holders to facilitate camera assemblyEASTMAN KODAK CO·Filed 1997·Granted Feb 24, 1998·6 cites·15 claims
- 2256US6376096B1Nanochannel glass replica membranesUS NAVY·Filed 1999·Granted Apr 23, 2002·13 cites·17 claims
- 2354USD423545SFront cover label for flash cameraEASTMAN KODAK CO·Filed 1999·Granted Apr 25, 2000·8 cites·1 claims
- 2453US5970257ACamera frame assembly having monolithic subenclosuresEASTMAN KODAK CO·Filed 1998·Granted Oct 19, 1999·4 cites·22 claims
- 2552US5623702AResilient lens retainerEASTMAN KODAK CO·Filed 1996·Granted Apr 22, 1997·4 cites·6 claims
- 2651US8308279B2Sealing device for fluid reservoirPETRANEK DIANA C·Filed 2010·Granted Nov 13, 2012·0 cites·9 claims
- 2750USRE35856ELight shielding apparatusEASTMAN KODAK CO·Filed 1997·Granted Jul 21, 1998·3 cites·7 claims
- 2848USD425536SRear cover label for a flash cameraEASTMAN KODAK CO·Filed 1999·Granted May 23, 2000·6 cites·1 claims
- 2947US7330646B2Camera film prewinding using D-shaped film perforationsEASTMAN KODAK CO·Filed 2005·Granted Feb 12, 2008·0 cites·30 claims
- 3046US5231436ACompact camera with flip open flash unitEASTMAN KODAK CO·Filed 1992·Granted Jul 27, 1993·5 cites·3 claims
- 3143US5918076AOne-time-use camera with tear lead-in to fracture line for break-open doorEASTMAN KODAK CO·Filed 1998·Granted Jun 29, 1999·2 cites·4 claims
- 3243US5715478AOne-time-use camera having main body part with integral film rails and insertable light baffle with rail extensionsEASTMAN KODAK CO·Filed 1997·Granted Feb 3, 1998·2 cites·6 claims
- 3341US7120355B2Camera assembly having lens turret and independently movable rockerEASTMAN KODAK CO·Filed 2004·Granted Oct 10, 2006·0 cites·27 claims
- 3441US5937209ACamera with film guide rib having film-on-sprocket retention portionEASTMAN KODAK CO·Filed 1998·Granted Aug 10, 1999·2 cites·5 claims
- 3539US6599616B1Parallel contact patterning using nanochannel glass (NCG)US NAVY·Filed 1998·Granted Jul 29, 2003·6 cites·7 claims
- 3638US5899592ACamera with film winder that can reset closing mechanism for closing light lock of film cassetteEASTMAN KODAK CO·Filed 1998·Granted May 4, 1999·1 cites·6 claims
- 3737US6266491B1Camera frame assembly having standby battery stationEASTMAN KODAK CO·Filed 1999·Granted Jul 24, 2001·2 cites·22 claims
- 3835US5983026AOne-time-use camera with variable format film encoderEASTMAN KODAK CO·Filed 1998·Granted Nov 9, 1999·1 cites·2 claims
- 3935US2013286113A1Ink tank seal retainer with symmetric seal forceHOFF JOSEPH W·Filed 2012·Application pending·0 cites
- 4034US6198881B1Loading methods for camera frame assemblies subject to static charging during film scrollingEASTMAN KODAK CO·Filed 1999·Granted Mar 6, 2001·1 cites·19 claims
- 4133US6011934ACamera with closing mechanism to close cassetteEASTMAN KODAK CO·Filed 1999·Granted Jan 4, 2000·0 cites·8 claims
- 4232US4676620ADemetering cam for a disk cameraEASTMAN KODAK CO·Filed 1985·Granted Jun 30, 1987·1 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →