Ratnakumar V. Bugga
29Patents
10h-index
60Co-inventors
78Inventor score
Filing activity: Sep 7, 1989 → Apr 20, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6558836B1 | Structure of thin-film lithium microbatteries | Emerging Cross-Sectional Technologies | 90 | Expired |
| US5888665A | LaNi.sub.5 is-based metal hydride electrode in Ni-MH rechargeable cells | Emerging Cross-Sectional Technologies | 83 | Expired |
| US6764525B1 | Method for manufacturing thin-film lithium microbatteries | Emerging Cross-Sectional Technologies | 64 | Expired |
| US4945012A | Copper chloride cathode for a secondary battery | Emerging Cross-Sectional Technologies | 37 | Expired |
| US8795903B2 | Lithium-ion electrolytes containing flame retardant additives for increased safety characteristics | Emerging Cross-Sectional Technologies | 28 | Active |
| US6492064B1 | Organic solvents, electrolytes, and lithium ion cells with good low temperature performance | Emerging Cross-Sectional Technologies | 25 | Expired |
| US5656388A | Metal hydrides as electrode/catalyst materials for oxygen evolution/reduction in electrochemical devices | Emerging Cross-Sectional Technologies | 22 | Expired |
| US8187865B2 | Nanowire sensor, sensor array, and method for making the same | Emerging Cross-Sectional Technologies | 17 | Active |
| US6074453A | Ultrafine hydrogen storage powders | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5573873A | Long life NA/NiCl.sub.2 cells | Emerging Cross-Sectional Technologies | 10 | Expired |
| US8889300B2 | Lithium-based high energy density flow batteries | Emerging Cross-Sectional Technologies | 8 | Active |
| US5019470A | Metal chloride cathode for a battery | Emerging Cross-Sectional Technologies | 8 | Expired |
| US9293773B2 | Electrolytes for wide operating temperature lithium-ion cells | Emerging Cross-Sectional Technologies | 8 | Active |
| US5554457A | Foil positive electrodes in sodium-nickel chloride batteries | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4966823A | Organic cathode for a secondary battery | Emerging Cross-Sectional Technologies | 6 | Expired |
| US8748046B2 | Lithium-ion electrolytes with fluoroester co-solvents | Emerging Cross-Sectional Technologies | 5 | Active |
| US8920981B2 | Lithium ion electrolytes and lithium ion cells with good low temperature performance | Emerging Cross-Sectional Technologies | 5 | Active |
| US9190698B2 | Lithium-ion electrolytes with improved safety tolerance to high voltage systems | Emerging Cross-Sectional Technologies | 4 | Active |
| US11735745B2 | Lithium-air battery | Emerging Cross-Sectional Technologies | 2 | Active |
| US11114713B2 | Thermal management systems for battery cells and methods of their manufacture | Emerging Cross-Sectional Technologies | 1 | Active |
| US12009470B2 | Cylindrical lithium-sulfur batteries | Emerging Cross-Sectional Technologies | 0 | Active |
| US10439212B2 | Aluminum borate coated lithium ion cathode materials | Emerging Cross-Sectional Technologies | 0 | Active |
| US12249690B2 | Lithium-sulfur battery electrolyte compositions | Emerging Cross-Sectional Technologies | 0 | Active |
| US9947960B2 | Electrolytes for low impedance, wide operating temperature range lithium-ion battery module | Emerging Cross-Sectional Technologies | 0 | Active |
| US9324507B2 | Systems and methods for implementing high-temperature tolerant supercapacitors | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.