Inventor · disambiguated record
Charles A. Sellers
Also filed as: SELLERS CHARLES · SELLERS CHARLES A
48 granted patents·13 pending applications·2,572 citations·filing 1990–2022
99Inventor score
Files withCOMPAQ COMPUTER CORP33HEWLETT PACKARD DEVELOPMENT CO8HELIAE DEV LLC7SELLERS CHARLES A7SELLERS CHARLES2
Top patents by PatentIndex Score
61 records- 0196US5995026AProgrammable multiple output force-sensing keyboardCOMPAQ COMPUTER CORP·Filed 1997·Granted Nov 30, 1999·282 cites·37 claims
- 0293US5742242AKeyboard using pressurized fluid to generate key stroke characteristicsCOMPAQ COMPUTER CORP·Filed 1996·Granted Apr 21, 1998·73 cites·37 claims
- 0393US5587875ACollapsible notebook computer keyboard structure with horizontally and downwardly shiftable key return domesCOMPAQ COMPUTER CORP·Filed 1995·Granted Dec 24, 1996·77 cites·20 claims
- 0493US5532904ACollapsible keyboard structure for a notebook computer, responsive to opening and closing of the computer's lidCOMPAQ COMPUTER CORP·Filed 1994·Granted Jul 2, 1996·72 cites·31 claims
- 0592US5808602ARotary cursor positioning apparatusCOMPAQ COMPUTER CORP·Filed 1996·Granted Sep 15, 1998·187 cites·17 claims
- 0691US7907393B2Display support for a clamshell electronic deviceHEWLETT PACKARD DEVELOPMENT CO·Filed 2009·Granted Mar 15, 2011·24 cites·20 claims
- 0791US5669004AReducing power usage in a personal computerCOMPAQ COMPUTER CORP·Filed 1996·Granted Sep 16, 1997·113 cites·21 claims
- 0889US5821922AComputer having video controlled cursor systemCOMPAQ COMPUTER CORP·Filed 1997·Granted Oct 13, 1998·143 cites·25 claims
- 0988US11447803B2Anaplerotic oil production in microbialsHELIAE DEV LLC·Filed 2020·Granted Sep 20, 2022·1 cites·19 claims
- 1088US6633986B1Liquid spill-sensing keyboard which shuts down when a liquid spill is detectedHEWLETT PACKARD DEVELOPMENT CO·Filed 2000·Granted Oct 14, 2003·34 cites·5 claims
- 1188US5966285AMobile portable computer docking/office stationCOMPAQ COMPUTER CORP·Filed 1997·Granted Oct 12, 1999·144 cites·30 claims
- 1287US11434511B2Anaplerotic oil production in microbialsHELIAE DEV LLC·Filed 2020·Granted Sep 6, 2022·1 cites·20 claims
- 1385US5864334AComputer keyboard with switchable typing/cursor control modesCOMPAQ COMPUTER CORP·Filed 1997·Granted Jan 26, 1999·123 cites·29 claims
- 1485US5594618ACollapsible pointing stick apparatus for a portable computerCOMPAQ COMPUTER CORP·Filed 1995·Granted Jan 14, 1997·45 cites·19 claims
- 1585US5163670ADual bin paper feed tray for an image reproduction machine such as a printer or copierCOMPAQ COMPUTER CORP·Filed 1992·Granted Nov 17, 1992·35 cites·15 claims
- 1684US5625532AReduced height keyboard structure for a notebook computerCOMPAQ COMPUTER CORP·Filed 1995·Granted Apr 29, 1997·120 cites·18 claims
- 1783US5621610ACollapsible computer keyboard structure with associated collapsible pointing stickCOMPAQ COMPUTER CORP·Filed 1996·Granted Apr 15, 1997·109 cites·20 claims
- 1882US6054979ACurrent sensing touchpad for computers and the likeCOMPAQ COMPUTER CORP·Filed 1996·Granted Apr 25, 2000·104 cites·25 claims
- 1982US5519569ACompact notebook computer having a foldable and collapsible keyboard structureCOMPAQ COMPUTER CORP·Filed 1994·Granted May 21, 1996·94 cites·24 claims
- 2081US5085421ADual bin paper feed tray for an image reproduction machine such as a printer or copierCOMPAQ COMPUTER CORP·Filed 1991·Granted Feb 4, 1992·26 cites·31 claims
- 2181US2022396814A1Anaplerotic Oil Production In MicrobialsHELIAE DEV LLC·Filed 2022·Application pending·0 cites
- 2280US5793605ACollapsible portable computer keyboard with resilient preload key stabilizationCOMPAQ COMPUTER CORP·Filed 1997·Granted Aug 11, 1998·89 cites·28 claims
- 2380US5602715ACollapsible keyboard structure for a notebook computer, responsive to opening and closing of the computer's lid via relatively shiftable key support member and shift memberCOMPAQ COMPUTER CORP·Filed 1996·Granted Feb 11, 1997·104 cites·20 claims
- 2480US5069434ARemovable dual bin envelope feed tray for an image reproduction machineCOMPAQ COMPUTER CORP·Filed 1991·Granted Dec 3, 1991·25 cites·23 claims
- 2579US5675810AReducing power usage in a personal computerCOMPAQ COMPUTER CORP·Filed 1995·Granted Oct 7, 1997·69 cites·19 claims
- 2679US5590020ACollapsible notebook computer keyboard structure with resiliently deflectable key cap skirtsCOMPAQ COMPUTER CORP·Filed 1995·Granted Dec 31, 1996·91 cites·23 claims
- 2776US10745724B2Anaplerotic oil production in microbialsHELIAE DEV LLC·Filed 2018·Granted Aug 18, 2020·1 cites·13 claims
- 2876US5539615ANotebook computer keyboard with slot-supported sliding pin tilt mechanismCOMPAQ COMPUTER CORP·Filed 1994·Granted Jul 23, 1996·68 cites·6 claims
- 2974US6791628B1Portable computer system incorporating a rear projection displayHEWLETT PACKARD DEVELOPMENT CO·Filed 2000·Granted Sep 14, 2004·15 cites·22 claims
- 3071US5629832AElectronic device keyboard with pivot bar tilt mechanismCOMPAQ COMPUTER CORP·Filed 1996·Granted May 13, 1997·60 cites·12 claims
- 3169US6741456B2System and method for pivotably securing display housing to computer systemHEWLETT PACKARD DEVELOPMENT CO·Filed 2001·Granted May 25, 2004·12 cites·15 claims
- 3268US7539329B2Method and apparatus for enhancing the usability of an electronic device having an integrated fingerprint sensorHEWLETT PACKARD DEVELOPMENT CO·Filed 2004·Granted May 26, 2009·12 cites·7 claims
- 3368US5654872ACollapsible keyboard structure for a notebook computerCOMPAQ COMPUTER CORP·Filed 1996·Granted Aug 5, 1997·43 cites·20 claims
- 3463US5666541AReducing power usage in a personal computerCOMPAQ COMPUTER CORP·Filed 1996·Granted Sep 9, 1997·32 cites·26 claims
- 3562US9563281B2Keyboard illumination apparatus and methodSELLERS CHARLES A·Filed 2008·Granted Feb 7, 2017·2 cites·15 claims
- 3661US8917243B2System for illuminating a keycap on a keyboardSELLERS CHARLES A·Filed 2007·Granted Dec 23, 2014·3 cites·9 claims
- 3759US5195735APaper handling method for controllably removing an individual sheet of paper from a stack of paperCOMPAQ COMPUTER CORP·Filed 1990·Granted Mar 23, 1993·12 cites·7 claims
- 3858US9208971B2Keyboard insertSELLERS CHARLES A·Filed 2009·Granted Dec 8, 2015·2 cites·10 claims
- 3958US7518336B2Battery pack event-proof monitoring and analysis system and methodHEWLETT PACKARD DEVELOPMENT CO·Filed 2004·Granted Apr 14, 2009·2 cites·25 claims
- 4058USD540334SSmall footprint keyboardHEWLETT PACKARD DEVELOPMENT CO·Filed 2005·Granted Apr 10, 2007·10 cites·1 claims
- 4155US5158275AMultiple tray rotary paper feed system for an image reproduction machineCOMPAQ COMPUTER CORP·Filed 1991·Granted Oct 27, 1992·14 cites·17 claims
- 4254US5677826ADouble spring collapsible keyboard structure for a notebook computer, responsive to opening and closing of the computer's lid via relatively shiftable key support structure and shift memberCOMPAQ COMPUTER CORP·Filed 1996·Granted Oct 14, 1997·29 cites·34 claims
- 4353US6184943B1Portable computer system incorporating a rear projection displayCOMPAQ COMPUTER CORP·Filed 1998·Granted Feb 6, 2001·20 cites·7 claims
- 4452US2006117510A1Multi-position gutter exterior cleaning brush apparatus and methodSELLERS CHARLES·Filed 2004·Application pending·0 cites
- 4551US6873522B2System and method for pivotably securing display housing to computer systemHEWLETT PACKARD DEVELOPMENT CO·Filed 2004·Granted Mar 29, 2005·1 cites·19 claims
- 4651US5736687ADigitizer utilizing heat source detection to receive input informationCOMPAQ COMPUTER CORP·Filed 1996·Granted Apr 7, 1998·23 cites·28 claims
- 4750US2020002665A1Methods of Applying Ammonia Toxicity and Inducing Nitrogen Uptake in Microalgae CulturesHELIAE DEV LLC·Filed 2017·Application pending·0 cites
- 4848US8946570B2Keyboard systems utilizing a switch and proximity sensorsSELLERS CHARLES A·Filed 2010·Granted Feb 3, 2015·0 cites·15 claims
- 4948US2010309125A1Button To Change Modes of a Pointing DeviceSELLERS CHARLES A·Filed 2009·Application pending·0 cites
- 5046US5768239ACompact computer memory media handling apparatusCOMPAQ COMPUTER CORP·Filed 1996·Granted Jun 16, 1998·7 cites·8 claims
Showing the top 50 of 61 patent records by PatentIndex Score.
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