Assignee
COPYTELE INC
US·98 granted patents·1 pending application·8,968 citations·filing 1984–2014
Top patents by PatentIndex Score
99 records- 0199US6113810AMethods of preparing electrophoretic dispersions containing two types of particles with different colors and opposite chargesCOPYTELE INC·Filed 1995·Granted Sep 5, 2000·273 cites·18 claims
- 0299US5707738ABlack electrophoretic particles and method of manufactureCOPYTELE INC·Filed 1994·Granted Jan 13, 1998·141 cites·11 claims
- 0399US4655897AElectrophoretic display panels and associated methodsCOPYTELE INC·Filed 1984·Granted Apr 7, 1987·330 cites·14 claims
- 0498US5783614APolymeric-coated dielectric particles and formulation and method for preparing sameCOPYTELE INC·Filed 1997·Granted Jul 21, 1998·207 cites·19 claims
- 0598US5403518AFormulations for improved electrophoretic display suspensions and related methodsCOPYTELE INC·Filed 1993·Granted Apr 4, 1995·285 cites·23 claims
- 0698US5380362ASuspension for use in electrophoretic image display systemsCOPYTELE INC·Filed 1993·Granted Jan 10, 1995·327 cites·15 claims
- 0798US5276438AElectrophoretic display panel with internal mesh background screenCOPYTELE INC·Filed 1991·Granted Jan 4, 1994·284 cites·44 claims
- 0898US4746917AMethod and apparatus for operating an electrophoretic display between a display and a non-display modeCOPYTELE INC·Filed 1986·Granted May 24, 1988·248 cites·15 claims
- 0998US4742345AElectrophoretic display panel apparatus and methods thereforCOPYTELE INC·Filed 1985·Granted May 3, 1988·264 cites·43 claims
- 1097US5498674AColored polymeric dielectric particles and method of manufactureCOPYTELE INC·Filed 1994·Granted Mar 12, 1996·104 cites·16 claims
- 1197US5467107AElectrophoretic display panel with selective character addressabilityCOPYTELE INC·Filed 1994·Granted Nov 14, 1995·169 cites·19 claims
- 1297US5360689AColored polymeric dielectric particles and method of manufactureCOPYTELE INC·Filed 1993·Granted Nov 1, 1994·100 cites·20 claims
- 1397US5302235ADual anode flat panel electrophoretic display apparatusCOPYTELE INC·Filed 1991·Granted Apr 12, 1994·171 cites·7 claims
- 1497US5293528AElectrophoretic display panel and associated methods providing single pixel erase capabilityCOPYTELE INC·Filed 1992·Granted Mar 8, 1994·241 cites·13 claims
- 1597US5177476AMethods of fabricating dual anode, flat panel electrophoretic displaysCOPYTELE INC·Filed 1991·Granted Jan 5, 1993·163 cites·10 claims
- 1697US4833464AElectrophoretic information display (EPID) apparatus employing grey scale capabilityCOPYTELE INC·Filed 1987·Granted May 23, 1989·165 cites·20 claims
- 1796US6194488B1Method for making polymer-coated pigment particles using initiator-treated pigmentsCOPYTELE INC·Filed 1999·Granted Feb 27, 2001·77 cites·12 claims
- 1896US6117368ABlack and white electrophoretic particles and method of manufactureCOPYTELE INC·Filed 1994·Granted Sep 12, 2000·146 cites·15 claims
- 1996US5573711APlanar fluorinated dielectric suspensions for electrophoretic image displays and related methodsCOPYTELE INC·Filed 1995·Granted Nov 12, 1996·233 cites·26 claims
- 2096US5402145AElectrophoretic display panel with arc driven individual pixelsCOPYTELE INC·Filed 1993·Granted Mar 28, 1995·176 cites·17 claims
- 2196US5298833ABlack electrophoretic particles for an electrophoretic image displayCOPYTELE INC·Filed 1992·Granted Mar 29, 1994·144 cites·15 claims
- 2296US5279511AMethod of filling an electrophoretic displayCOPYTELE INC·Filed 1992·Granted Jan 18, 1994·207 cites·20 claims
- 2396US5066946AElectrophoretic display panel with selective line erasureCOPYTELE INC·Filed 1989·Granted Nov 19, 1991·119 cites·15 claims
- 2495US5412398AElectrophoretic display panel and associated methods for blinking displayed charactersCOPYTELE INC·Filed 1994·Granted May 2, 1995·154 cites·16 claims
- 2594US5835577AMulti-functional personal telecommunications apparatusCOPYTELE INC·Filed 1996·Granted Nov 10, 1998·156 cites·63 claims
- 2694US5499038AMethod of operation for reducing power, increasing life and improving performance of EPIDsCOPYTELE INC·Filed 1994·Granted Mar 12, 1996·104 cites·9 claims
- 2794US5460688ADual anode flat panel electrophoretic display apparatusCOPYTELE INC·Filed 1993·Granted Oct 24, 1995·110 cites·7 claims
- 2894US5266937AMethod for writing data to an electrophoretic display panelCOPYTELE INC·Filed 1991·Granted Nov 30, 1993·140 cites·26 claims
- 2994US5254981AElectrophoretic display employing gray scale capability utilizing area modulationCOPYTELE INC·Filed 1992·Granted Oct 19, 1993·187 cites·14 claims
- 3094US5250938AElectrophoretic display panel having enhanced operationCOPYTELE INC·Filed 1992·Granted Oct 5, 1993·137 cites·12 claims
- 3194US5223115AElectrophoretic display with single character erasureCOPYTELE INC·Filed 1991·Granted Jun 29, 1993·139 cites·26 claims
- 3294US4947159APower supply apparatus capable of multi-mode operation for an electrophoretic display panelCOPYTELE INC·Filed 1988·Granted Aug 7, 1990·105 cites·17 claims
- 3394US4732830AElectrophoretic display panels and associated methodsCOPYTELE INC·Filed 1986·Granted Mar 22, 1988·124 cites·4 claims
- 3493US5643673ABlack electrophoretic particles and method of manufactureCOPYTELE INC·Filed 1993·Granted Jul 1, 1997·91 cites·14 claims
- 3593US5561443AElectrophoretic display panel with arc driven individual pixelsCOPYTELE INC·Filed 1994·Granted Oct 1, 1996·106 cites·6 claims
- 3693US5247290AMethod of operation for reducing power, increasing life and improving performance of epidsCOPYTELE INC·Filed 1991·Granted Sep 21, 1993·102 cites·8 claims
- 3793US5053763ADual anode flat panel electrophoretic display apparatusCOPYTELE INC·Filed 1989·Granted Oct 1, 1991·93 cites·10 claims
- 3892US5315312AElectrophoretic display panel with tapered grid insulators and associated methodsCOPYTELE INC·Filed 1993·Granted May 24, 1994·108 cites·24 claims
- 3992US5304439AMethod of making an electrophoretic display panel with interleaved local anodeCOPYTELE INC·Filed 1993·Granted Apr 19, 1994·99 cites·13 claims
- 4092US5041824ASemitransparent electrophoretic information displays (EPID) employing mesh like electrodesCOPYTELE INC·Filed 1989·Granted Aug 20, 1991·86 cites·20 claims
- 4191US6097145AAerogel-based phase transition flat panel displayCOPYTELE INC·Filed 1998·Granted Aug 1, 2000·134 cites·14 claims
- 4291US5411656AGas absorption additives for electrophoretic suspensionsCOPYTELE INC·Filed 1993·Granted May 2, 1995·109 cites·19 claims
- 4391US5223823AElectrophoretic display panel with plural electrically independent anode elementsCOPYTELE INC·Filed 1992·Granted Jun 29, 1993·104 cites·19 claims
- 4491US5077157AMethods of fabricating dual anode, flat panel electrophoretic displaysCOPYTELE INC·Filed 1989·Granted Dec 31, 1991·89 cites·20 claims
- 4591US4889603AMethod of eliminating gas bubbles in an electrophoretic displayCOPYTELE INC·Filed 1988·Granted Dec 26, 1989·79 cites·10 claims
- 4690US7877594B1Method and system for securing e-mail transmissionsCOPYTELE INC·Filed 2007·Granted Jan 25, 2011·20 cites·18 claims
- 4790US6198809B1Multi-functional personal telecommunications apparatusCOPYTELE INC·Filed 1998·Granted Mar 6, 2001·94 cites·14 claims
- 4890US5627561AElectrophoretic display panel with selective character addressabilityCOPYTELE INC·Filed 1996·Granted May 6, 1997·157 cites·16 claims
- 4990US5508720APortable telecommunication device with removable electrophoretic displayCOPYTELE INC·Filed 1994·Granted Apr 16, 1996·146 cites·18 claims
- 5090US5359346AElectrophoretic display panel and associated methods for blinking displayed charactersCOPYTELE INC·Filed 1993·Granted Oct 25, 1994·100 cites·17 claims
Showing the top 50 of 99 patent records by PatentIndex Score.
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