Inventor · disambiguated record
Subhash Dhar
Also filed as: DHAR SUBHASH · DHAR SUBHASH K
40 granted patents·33 pending applications·546 citations·filing 1992–2024
98Inventor score
Files withOVONIC BATTERY CO13DHAR SUBHASH10TEXACO OVONIC FUEL CELL LLC7ENERGY CONVERSION DEVICES INC6Energy Power Systems LLC6
Top patents by PatentIndex Score
73 records- 0192US6878485B2Mechanical and thermal improvements in metal hydride batteries, battery modules and battery packsOVONIC BATTERY CO·Filed 2002·Granted Apr 12, 2005·42 cites·30 claims
- 0289US7217473B2Mechanical and thermal improvements in metal hydride batteries, battery modules, and battery packsOVONIC BATTERY CO·Filed 2004·Granted May 15, 2007·31 cites·9 claims
- 0386US6991719B2Method for producing and transporting hydrogenTEXACO OVONIC FUEL CELL LLC·Filed 2003·Granted Jan 31, 2006·21 cites·18 claims
- 0485US2024429437A1Nano-engineered coatings for anode active materials, cathode active materials, and solid-state electrolytes and methods of making batteries containing nano-engineered coatingsFORGE NANO INC·Filed 2024·Application pending·0 cites
- 0584US7201857B2Performance enhancing additive material for the nickel hydroxide positive electrode in rechargeable alkaline cellsTEXACO OVONIC BATTERY SYSTEMS·Filed 2003·Granted Apr 10, 2007·21 cites·29 claims
- 0683US7264901B2Monoblock batteryOVONIC BATTERY CO·Filed 2001·Granted Sep 4, 2007·24 cites·17 claims
- 0783US6613471B2Active material for fuel cell anodes incorporating an additive for precharging/activation thereofENERGY CONVERSION DEVICES INC·Filed 2001·Granted Sep 2, 2003·24 cites·48 claims
- 0883US5879831AMechanical and thermal improvements in metal hydride batteries, battery modules and battery packsOVONIC BATTERY CO·Filed 1995·Granted Mar 9, 1999·78 cites·71 claims
- 0981US6835489B2Double layer oxygen electrode and method of makingTEXACO OVONIC FUEL CELL LLC·Filed 2002·Granted Dec 28, 2004·19 cites·21 claims
- 1079US6372377B1Mechanical and thermal improvements in metal hydride batteries, battery modules and battery packsOVONIC BATTERY CO·Filed 1999·Granted Apr 16, 2002·63 cites·49 claims
- 1177US6828057B2Fuel cell with framed electrodesENERGY CONVERSION DEVICES INC·Filed 2002·Granted Dec 7, 2004·20 cites·56 claims
- 1277US6620539B2Fuel cell cathodes and their fuel cellsENERGY CONVERSION DEVICES INC·Filed 2001·Granted Sep 16, 2003·16 cites·49 claims
- 1375US6989216B2Fuel cell with overmolded electrode assembliesTEXACO OVONIC FUEL CELL LLC·Filed 2002·Granted Jan 24, 2006·15 cites·61 claims
- 1475US6537700B1Nickel positive electrode material with misch metal additivesOVONIC BATTERY CO·Filed 2000·Granted Mar 25, 2003·12 cites·8 claims
- 1574US6605375B2Method of activating hydrogen storage alloy electrodeOVONIC BATTERY CO·Filed 2001·Granted Aug 12, 2003·11 cites·5 claims
- 1674US6589686B2Method of fuel cell activationOVONIC BATTERY CO·Filed 2002·Granted Jul 8, 2003·11 cites·11 claims
- 1773US2022376264A1Nano-Engineered Coatings for Anode Active Materials, Cathode Active Materials, and Solid-State Electrolytes and Methods of Making Batteries Containing Nano-Engineered CoatingsFORGE NANO INC·Filed 2022·Application pending·0 cites
- 1873US2022376263A1Nano-Engineered Coatings for Anode Active Materials, Cathode Active Materials, and Solid-State Electrolytes and Methods of Making Batteries Containing Nano-Engineered CoatingsFORGE NANO INC·Filed 2022·Application pending·0 cites
- 1972US6703156B2Fuel cell cathode utilizing multiple redox couplesTEXACO OVONIC FUEL CELL LLC·Filed 2002·Granted Mar 9, 2004·8 cites·36 claims
- 2070US9263721B2Lead-acid battery design having versatile form factorDHAR SUBHASH·Filed 2012·Granted Feb 16, 2016·2 cites·18 claims
- 2169US6998184B2Hybrid fuel cellTEXACO OVONIC FUEL CELL LLC·Filed 2003·Granted Feb 14, 2006·9 cites·23 claims
- 2268US6790551B2Modified redox couple fuel cell cathodes and fuel cells employing sameTEXACO OVONIC FUEL CELL UC·Filed 2002·Granted Sep 14, 2004·12 cites·44 claims
- 2367US7029600B2High capacity hydrogen storage material based on catalyzed alanatesOVONIE FUEL CELL LLC·Filed 2003·Granted Apr 18, 2006·10 cites·10 claims
- 2467US6777125B2Fuel cell cathode with redox coupleENERGY CONVERSION DEVICES INC·Filed 2002·Granted Aug 17, 2004·7 cites·32 claims
- 2566US6783891B2Fuel cell cathode with redox coupleENERGY CONVERSION DEVICES INC·Filed 2003·Granted Aug 31, 2004·6 cites·20 claims
- 2663US7175751B2Method and apparatus for electrorefining impure hydrogenOVONIC FUEL CELL COMPANY LLC·Filed 2003·Granted Feb 13, 2007·8 cites·30 claims
- 2762US7014953B2Regenerative bipolar fuel cellTEXACO OVORIC FUEL CELL LLC·Filed 2002·Granted Mar 21, 2006·8 cites·13 claims
- 2861US7070878B2Multi-layered oxygen electrode with peroxide decomposition catalystOVONIC FUEL CELL COMPANY LLC·Filed 2002·Granted Jul 4, 2006·4 cites·18 claims
- 2961US6960406B2Electrode utilizing fluorinated carbonTEXACO OVONIC FUEL CELL LLC·Filed 2002·Granted Nov 1, 2005·4 cites·21 claims
- 3060US2015010807A1Lead-acid battery design having versatile form factorEnergy Power Systems LLC·Filed 2014·Application pending·0 cites
- 3158US12027661B2Nano-engineered coatings for anode active materials, cathode active materials, and solid-state electrolytes and methods of making batteries containing nano-engineered coatingsFORGE NANO INC·Filed 2015·Granted Jul 2, 2024·0 cites·22 claims
- 3258US2014108610A1System and method for managing organizational participation in objective pursuitsENTPR NUBE INC·Filed 2013·Application pending·0 cites
- 3358US2014108551A1System and method for keeping a record of objective pursuitsENTPR NUBE INC·Filed 2013·Application pending·0 cites
- 3457US11996564B2Nano-engineered coatings for anode active materials, cathode active materials, and solid-state electrolytes and methods of making batteries containing nano-engineered coatingsFORGE NANO INC·Filed 2016·Granted May 28, 2024·0 cites·96 claims
- 3557US2007120091A1Performance enhancing additive material for the nickel hydroxide positive electrode in rechargeable alkaline cellsOVSHINSKY STANFORD R·Filed 2007·Application pending·0 cites
- 3655US8808914B2Lead-acid battery design having versatile form factorDHAR SUBHASH·Filed 2013·Granted Aug 19, 2014·0 cites·9 claims
- 3755US7238446B2Active electrode composition with conductive polymeric binderTEXACO OVONIC BATTERY SYSTEMS·Filed 2002·Granted Jul 3, 2007·2 cites·12 claims
- 3855US6017655ANickel hydroxide positive electrode material exhibiting improved conductivity and engineered activation energyOVONIC BATTERY CO·Filed 1998·Granted Jan 25, 2000·22 cites·26 claims
- 3954US2014050986A1Active materials for lead acid batteryDHAR SUBHASH·Filed 2013·Application pending·0 cites
- 4053US9595360B2Metallic alloys having amorphous, nano-crystalline, or microcrystalline structureDHAR SUBHASH K·Filed 2013·Granted Mar 14, 2017·0 cites·13 claims
- 4152US12401042B2Nano-engineered coatings for anode active materials, cathode active materials, and solid-state electrolytes and methods of making batteries containing nano-engineered coatingsFORGE NANO INC·Filed 2016·Granted Aug 26, 2025·0 cites·26 claims
- 4251US2014113177A1Lead-acid battery design having versatile form factorEnergy Power Systems LLC·Filed 2013·Application pending·0 cites
- 4350US2014025436A1System and method for managing organizational participation in objective pursuitsDHAR SUBHASH·Filed 2012·Application pending·0 cites
- 4450US2015298987A1Active materials for lead acid batteryDHAR SUBHASH·Filed 2012·Application pending·0 cites
- 4550US2014272527A1Separator components and system for energy storage and conversion devicesVENKATESAN SRINIVASAN·Filed 2013·Application pending·0 cites
- 4649US7018740B2Fuel cell cathode with redox coupleTEXACO OVONIC FUEL CELL LLC·Filed 2003·Granted Mar 28, 2006·0 cites·20 claims
- 4749US6086843AStructurally modified nickel hydroxide material and method for making sameOVONIC BATTERY CO·Filed 1998·Granted Jul 11, 2000·13 cites·6 claims
- 4849US2014186712A1Method and apparatus for improving charge acceptance of lead-acid batteriesEnergy Power Systems LLC·Filed 2013·Application pending·0 cites
- 4946US2005092618A1Process and apparatus for removing chloride and sodium ions from an aqueous sodium chloride solutionFiled 2003·Application pending·0 cites
- 5044US7172710B2Performance enhancing additive material for the nickel hydroxide positive electrode in rechargeable alkaline cellsOVONIC BATTERY CO·Filed 2003·Granted Feb 6, 2007·0 cites·12 claims
Showing the top 50 of 73 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →