Yukinori Akiyama
7Patents
4h-index
24Co-inventors
53Inventor score
Filing activity: Feb 9, 1990 → Mar 11, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4997726A | Solid oxide electrolyte fuel cell | Emerging Cross-Sectional Technologies | 35 | Expired |
| US5238754A | Solid oxide fuel cell system | Emerging Cross-Sectional Technologies | 29 | Expired |
| US7105946B2 | Distributed power generation system, and power supply system and power supply method utilizing the same | Emerging Cross-Sectional Technologies | 24 | Expired |
| US5752134A | Process unit of image forming machine having pre-transfer guide | Physics | 11 | Expired |
| US6383676B1 | Polymer electrolyte fuel cell device | Emerging Cross-Sectional Technologies | 4 | Expired |
| US7651800B2 | Fuel cell system | Emerging Cross-Sectional Technologies | 3 | Active |
| US7419733B2 | Fuel cell system having a burner with a flame detection rod therein | Emerging Cross-Sectional Technologies | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.