Inventor · disambiguated record
Ratnakumar V. Bugga
Also filed as: BUGGA RATNAKUMAR · BUGGA RATNAKUMAR V
33 granted patents·6 pending applications·732 citations·filing 1989–2025
97Inventor score
Top patents by PatentIndex Score
39 records- 0198US11735745B2Lithium-air batteryLYTEN INC·Filed 2021·Granted Aug 22, 2023·5 cites·19 claims
- 0297US6558836B1Structure of thin-film lithium microbatteriesNASA·Filed 2001·Granted May 6, 2003·154 cites·7 claims
- 0394US12255309B2Lithium-air batteryLYTEN INC·Filed 2022·Granted Mar 18, 2025·1 cites·20 claims
- 0494US6764525B1Method for manufacturing thin-film lithium microbatteriesNASA·Filed 2003·Granted Jul 20, 2004·90 cites·26 claims
- 0593US8795903B2Lithium-ion electrolytes containing flame retardant additives for increased safety characteristicsSMART MARSHALL C·Filed 2009·Granted Aug 5, 2014·36 cites·9 claims
- 0692US9293773B2Electrolytes for wide operating temperature lithium-ion cellsSMART MARSHALL C·Filed 2011·Granted Mar 22, 2016·8 cites·13 claims
- 0791US8889300B2Lithium-based high energy density flow batteriesCALIFORNIA INST OF TECHN·Filed 2013·Granted Nov 18, 2014·11 cites·23 claims
- 0890US5888665ALaNi5 is-based metal hydride electrode in Ni-MH rechargeable cellsCALIFORNIA INST OF TECHN·Filed 1996·Granted Mar 30, 1999·136 cites·20 claims
- 0989US8920981B2Lithium ion electrolytes and lithium ion cells with good low temperature performanceSMART MARSHALL C·Filed 2009·Granted Dec 30, 2014·9 cites·17 claims
- 1088US9190698B2Lithium-ion electrolytes with improved safety tolerance to high voltage systemsSMART MARSHALL C·Filed 2012·Granted Nov 17, 2015·6 cites·13 claims
- 1187US11114713B2Thermal management systems for battery cells and methods of their manufactureCALIFORNIA INST OF TECHN·Filed 2019·Granted Sep 7, 2021·3 cites·20 claims
- 1286US8187865B2Nanowire sensor, sensor array, and method for making the sameYUN MINHEE·Filed 2009·Granted May 29, 2012·22 cites·14 claims
- 1385US12009470B2Cylindrical lithium-sulfur batteriesLYTEN INC·Filed 2023·Granted Jun 11, 2024·0 cites·8 claims
- 1485US4945012ACopper chloride cathode for a secondary batteryNASA·Filed 1989·Granted Jul 31, 1990·53 cites·19 claims
- 1585US2024266591A1Cylindrical lithium-sulfur batteriesLYTEN INC·Filed 2024·Application pending·0 cites
- 1684US6074453AUltrafine hydrogen storage powdersUNIV IOWA STATE RES FOUND INC·Filed 1997·Granted Jun 13, 2000·37 cites·28 claims
- 1780US8748046B2Lithium-ion electrolytes with fluoroester co-solventsSMART MARSHALL C·Filed 2008·Granted Jun 10, 2014·5 cites·30 claims
- 1879US10340553B2Electrolytes for wide operating temperature lithium-ion cellsCALIFORNIA INST OF TECHN·Filed 2016·Granted Jul 2, 2019·1 cites·10 claims
- 1978US12494555B2Method of manufacturing tab-less cylindrical cellsLYTEN INC·Filed 2022·Granted Dec 9, 2025·0 cites·20 claims
- 2075US6492064B1Organic solvents, electrolytes, and lithium ion cells with good low temperature performanceCALIFORNIA INST OF TECHN·Filed 1999·Granted Dec 10, 2002·48 cites·10 claims
- 2171US9947960B2Electrolytes for low impedance, wide operating temperature range lithium-ion battery moduleJOHNSON CONTROLS TECH CO·Filed 2015·Granted Apr 17, 2018·1 cites·21 claims
- 2271US2023327135A1Lithium-air batteryLYTEN INC·Filed 2023·Application pending·0 cites
- 2369US12469851B2Anode protective layer for lithium-sulfur cellsLYTEN INC·Filed 2022·Granted Nov 11, 2025·0 cites·38 claims
- 2469US12444749B2Anode protective layer for lithium-sulfur cylindrical cellsLYTEN INC·Filed 2022·Granted Oct 14, 2025·0 cites·33 claims
- 2568US5656388AMetal hydrides as electrode/catalyst materials for oxygen evolution/reduction in electrochemical devicesCALIFORNIA INST OF TECHN·Filed 1995·Granted Aug 12, 1997·39 cites·29 claims
- 2668US2023318079A1Multi-Functional Thermo-Mechanical Cellular Structure for the Containment and Thermal Control of Heat Generating and Heat Absorbing ComponentsCALIFORNIA INST OF TECHN·Filed 2023·Application pending·0 cites
- 2767US9324507B2Systems and methods for implementing high-temperature tolerant supercapacitorsCALIFORNIA INST OF TECHN·Filed 2014·Granted Apr 26, 2016·1 cites·19 claims
- 2866US12418027B2Plasticizer-inclusive polymeric-inorganic hybrid layer for a lithium anode in a lithium-sulfur batteryLYTEN INC·Filed 2022·Granted Sep 16, 2025·0 cites·5 claims
- 2966US2025174727A1Lithium-sulfur batteries and associated electrolytesLYTEN INC·Filed 2025·Application pending·0 cites
- 3063US12249690B2Lithium-sulfur battery electrolyte compositionsLYTEN INC·Filed 2022·Granted Mar 11, 2025·0 cites·20 claims
- 3163US5573873ALong life NA/NiCl2 cellsUS ARMY·Filed 1994·Granted Nov 12, 1996·29 cites·13 claims
- 3261US12476274B2Polymeric-inorganic hybrid layer for a lithium anodeLYTEN INC·Filed 2022·Granted Nov 18, 2025·0 cites·34 claims
- 3353US10439212B2Aluminum borate coated lithium ion cathode materialsCALIFORNIA INST OF TECHN·Filed 2016·Granted Oct 8, 2019·0 cites·18 claims
- 3450US5554457AFoil positive electrodes in sodium-nickel chloride batteriesFiled 1995·Granted Sep 10, 1996·19 cites·10 claims
- 3548US2007218364A1Low temperature electrochemical cellWHITACRE JAY F·Filed 2007·Application pending·0 cites
- 3642US10153528B2Metal hydride-air (MH-AIR) battery for low cost storage applicationsCALIFORNIA INST OF TECHN·Filed 2015·Granted Dec 11, 2018·0 cites·13 claims
- 3739US4966823AOrganic cathode for a secondary batteryNASA·Filed 1989·Granted Oct 30, 1990·8 cites·19 claims
- 3838US2016149263A1Lithium ion electrolytes with lifsi for improved wide operating temperature rangeJOHNSON CONTROLS TECH CO·Filed 2015·Application pending·0 cites
- 3936US5019470AMetal chloride cathode for a batteryNASA·Filed 1990·Granted May 28, 1991·10 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →