Yasuhiro Numao
21Patents
3h-index
34Co-inventors
59Inventor score
Filing activity: Jan 15, 2003 → Oct 13, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8999597B2 | Fuel cell | Emerging Cross-Sectional Technologies | 7 | Active |
| US8974983B2 | Electrical conductive member and polymer electrolyte fuel cell using the same | Emerging Cross-Sectional Technologies | 4 | Active |
| US9005838B2 | Fuel cell stack | Emerging Cross-Sectional Technologies | 3 | Active |
| US8026018B2 | Electrolyte membrane-electrode assembly and production method thereof | Emerging Cross-Sectional Technologies | 2 | Active |
| US9093697B2 | Fuel cell stack | Emerging Cross-Sectional Technologies | 2 | Active |
| US8974980B2 | Fuel cell | Emerging Cross-Sectional Technologies | 1 | Active |
| US8123889B2 | Adhesion method and adhesion apparatus of separators, and separator adhesion body | Emerging Cross-Sectional Technologies | 1 | Active |
| US8202665B2 | Fuel cell apparatus | Emerging Cross-Sectional Technologies | 1 | Active |
| US9350027B2 | Sealing structure and fuel cell having the sealing structure | Emerging Cross-Sectional Technologies | 1 | Active |
| US10941483B2 | In-line coating device, in-line coating method, and separator | Emerging Cross-Sectional Technologies | 1 | Active |
| US10756354B2 | Membrane catalyst layer assembly production method and membrane catalyst layer assembly production device | Emerging Cross-Sectional Technologies | 1 | Active |
| US10090537B2 | Seal plate and fuel cell stack using the same | Emerging Cross-Sectional Technologies | 0 | Active |
| US9413028B2 | Fuel cell stack | Emerging Cross-Sectional Technologies | 0 | Active |
| US9793553B2 | Method and apparatus for manufacturing separator for fuel cell | Emerging Cross-Sectional Technologies | 0 | Active |
| US10615433B2 | Fuel cell stack seal structure and production method therefor | Emerging Cross-Sectional Technologies | 0 | Active |
| US9425468B2 | Cell structure of fuel cell | Emerging Cross-Sectional Technologies | 0 | Active |
| US10553876B2 | Method and device for modifying catalyst layer | Emerging Cross-Sectional Technologies | 0 | Active |
| US9577299B2 | Air cell | Emerging Cross-Sectional Technologies | 0 | Active |
| US11233245B2 | Catalyst-layer forming apparatus | Emerging Cross-Sectional Technologies | 0 | Active |
| US7651798B2 | Fuel cell system with reformer response time correction | Emerging Cross-Sectional Technologies | 0 | Expired |
| US10418649B2 | Fuel cell stack and seal plate used for the same | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.