Inventor · disambiguated record
Charles J. Simpson
Also filed as: SIMPSON CHARLES J · SIMPSON CHARLES JARRATT
15 granted patents·165 citations·filing 1977–2007
93Inventor score
Top patents by PatentIndex Score
15 records- 0182US7205561B2Media sensor apparatus using a two component media sensor for media absence detectionLEXMARK INT INC·Filed 2004·Granted Apr 17, 2007·24 cites·18 claims
- 0277US5986983AMultiple degrees of freedom actuator for optical recordingEASTMAN KODAK CO·Filed 1997·Granted Nov 16, 1999·32 cites·14 claims
- 0372US6616266B2Method for increasing waste ink collection capacity in an ink jet printer by utilizing multiple ink spit areas along the carrier pathLEXMARK INT INC·Filed 2001·Granted Sep 9, 2003·16 cites·31 claims
- 0467US5768037AActuator with single surface-field motorEASTMAN KODAK CO·Filed 1996·Granted Jun 16, 1998·20 cites·30 claims
- 0566US7593132B2Method for calibrating printing of lenticular images to lenticular mediaLEXMARK INT INC·Filed 2004·Granted Sep 22, 2009·11 cites·34 claims
- 0662US7518762B2Illuminated media position indicator and method of useLEXMARK INT INC·Filed 2004·Granted Apr 14, 2009·5 cites·29 claims
- 0762US5732054ACombined tracking position and tilt sensor for optical recording actuatorEASTMAN KODAK CO·Filed 1996·Granted Mar 24, 1998·16 cites·13 claims
- 0853US7715734B2Paper change detection methodLEXMARK INT INC·Filed 2007·Granted May 11, 2010·1 cites·19 claims
- 0952US5872768AOptical discs with cover sheets and pressure equalization of the enclosed airEASTMAN KODAK CO·Filed 1996·Granted Feb 16, 1999·10 cites·7 claims
- 1051US6141316AOptical disk for high speed data recording and playbackEASTMAN KODAK CO·Filed 1998·Granted Oct 31, 2000·10 cites·11 claims
- 1145US5740139AMagnetically suspended optical recording actuatorEASTMAN KODAK CO·Filed 1996·Granted Apr 14, 1998·7 cites·6 claims
- 1245US5737288APosition sensing for an optical recording actuatorEASTMAN KODAK CO·Filed 1996·Granted Apr 7, 1998·7 cites·4 claims
- 1337US4273852AInstant film unitEASTMAN KODAK CO·Filed 1979·Granted Jun 16, 1981·4 cites·9 claims
- 1433US5640279ABeam splitter for optical reading and writing actuatorEASTMAN KODAK CO·Filed 1996·Granted Jun 17, 1997·2 cites·6 claims
- 1526US4148650AInstant processing film unit with internal dark slide and light sealEASTMAN KODAK CO·Filed 1977·Granted Apr 10, 1979·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →