Hiroaki Ota
23Patents
3h-index
42Co-inventors
63Inventor score
Filing activity: Jul 20, 1994 → Nov 22, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5492678A | Gas-cleaning equipment and its use | Emerging Cross-Sectional Technologies | 41 | Expired |
| US5817218A | Gas reactor using a plasma for cracking or synthesizing gases | Performing Operations; Transporting | 14 | Expired |
| US5804149A | Gas-cleaning equipment and its use | Emerging Cross-Sectional Technologies | 6 | Expired |
| US10823042B2 | Air blowing fan device | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US7578242B2 | Magnetic levitation transportation system ground coil unit and manufacturing method thereof | Emerging Cross-Sectional Technologies | 1 | Active |
| US10541189B2 | Heat dissipation component for semiconductor element | Chemistry; Metallurgy | 1 | Active |
| US9899688B2 | Fuel cell | Emerging Cross-Sectional Technologies | 1 | Active |
| US10751912B2 | Aluminum-diamond-based composite and method for producing same | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US9412526B2 | Spring biased slide switch | Electricity | 1 | Active |
| US11831100B2 | Terminal structure | Electricity | 0 | Active |
| US10333161B2 | Low-temperature startup method for fuel cell system | Emerging Cross-Sectional Technologies | 0 | Active |
| US12219739B2 | Element-mounted board and method for manufacturing element-mounted board | Electricity | 0 | Active |
| US11983586B2 | Ceramic circuit board, heat-dissipating member, and aluminum-diamond composite | Electricity | 0 | Active |
| US10020518B2 | Fuel cell stack | Emerging Cross-Sectional Technologies | 0 | Active |
| US12069837B2 | Heat dissipation member and method of manufacturing the same | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US12303973B2 | Production method for aluminum-diamond composite | Electricity | 0 | Active |
| US12185823B2 | Backpack and backpack set | Human Necessities | 0 | Active |
| US12084390B2 | Molded article and method for producing same | Chemistry; Metallurgy | 0 | Active |
| US12213286B2 | Heat dissipation member and method of manufacturing the same | Emerging Cross-Sectional Technologies | 0 | Active |
| US12341354B2 | Contactless power feeding apparatus | Emerging Cross-Sectional Technologies | 0 | Active |
| US11763960B2 | Wire harness | Electricity | 0 | Active |
| US12136833B2 | Contactless power feeding apparatus | Electricity | 0 | Active |
| US11912489B2 | Package accommodating heat dissipation substrate and packing box | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.