Subhash Dhar
40Patents
9h-index
38Co-inventors
75Inventor score
Filing activity: Jul 9, 1992 → Jun 1, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5879831A | Mechanical and thermal improvements in metal hydride batteries, battery modules and battery packs | Emerging Cross-Sectional Technologies | 37 | Expired |
| US6372377B1 | Mechanical and thermal improvements in metal hydride batteries, battery modules and battery packs | Emerging Cross-Sectional Technologies | 35 | Expired |
| US6878485B2 | Mechanical and thermal improvements in metal hydride batteries, battery modules and battery packs | Emerging Cross-Sectional Technologies | 30 | Expired |
| US7217473B2 | Mechanical and thermal improvements in metal hydride batteries, battery modules, and battery packs | Emerging Cross-Sectional Technologies | 22 | Expired |
| US7201857B2 | Performance enhancing additive material for the nickel hydroxide positive electrode in rechargeable alkaline cells | Emerging Cross-Sectional Technologies | 15 | Expired |
| US6828057B2 | Fuel cell with framed electrodes | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6991719B2 | Method for producing and transporting hydrogen | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6017655A | Nickel hydroxide positive electrode material exhibiting improved conductivity and engineered activation energy | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6613471B2 | Active material for fuel cell anodes incorporating an additive for precharging/activation thereof | Emerging Cross-Sectional Technologies | 9 | Expired |
| US6835489B2 | Double layer oxygen electrode and method of making | Emerging Cross-Sectional Technologies | 9 | Expired |
| US7264901B2 | Monoblock battery | Emerging Cross-Sectional Technologies | 8 | Expired |
| US6086843A | Structurally modified nickel hydroxide material and method for making same | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6989216B2 | Fuel cell with overmolded electrode assemblies | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6589686B2 | Method of fuel cell activation | Emerging Cross-Sectional Technologies | 6 | Expired |
| US7029600B2 | High capacity hydrogen storage material based on catalyzed alanates | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6620539B2 | Fuel cell cathodes and their fuel cells | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6790551B2 | Modified redox couple fuel cell cathodes and fuel cells employing same | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6150054A | Nickel positive electrode material comprising rare earth minerals | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6605375B2 | Method of activating hydrogen storage alloy electrode | Emerging Cross-Sectional Technologies | 4 | Expired |
| US5327784A | Apparatus for measuring the pressure inside a rechargeable electrochemical cell | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6998184B2 | Hybrid fuel cell | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6783891B2 | Fuel cell cathode with redox couple | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6703156B2 | Fuel cell cathode utilizing multiple redox couples | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6537700B1 | Nickel positive electrode material with misch metal additives | Emerging Cross-Sectional Technologies | 3 | Expired |
| US7175751B2 | Method and apparatus for electrorefining impure hydrogen | Emerging Cross-Sectional Technologies | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.