William Chun
21Patents
15h-index
9Co-inventors
66Inventor score
Filing activity: Dec 8, 1995 → Sep 1, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5773162A | Direct methanol feed fuel cell and system | Emerging Cross-Sectional Technologies | 113 | Expired |
| US6265093A | Direct methanol feed fuel cell and system | Emerging Cross-Sectional Technologies | 57 | Expired |
| US6303244A | Direct methanol feed fuel cell and system | Emerging Cross-Sectional Technologies | 51 | Expired |
| US6299744A | Hydrogen generation by electrolysis of aqueous organic solutions | Emerging Cross-Sectional Technologies | 50 | Expired |
| US6432284B1 | Hydrogen generation by electrolysis of aqueous organic solutions | Emerging Cross-Sectional Technologies | 43 | Expired |
| US6171721A | Sputter-deposited fuel cell membranes and electrodes | Emerging Cross-Sectional Technologies | 35 | Expired |
| US6420059B1 | Direct methanol feed fuel cell and system | Emerging Cross-Sectional Technologies | 34 | Expired |
| US6146781A | Direct methanol feed fuel cell and system | Emerging Cross-Sectional Technologies | 32 | Expired |
| US6368492B1 | Hydrogen generation by electrolysis of aqueous organic solutions | Emerging Cross-Sectional Technologies | 27 | Expired |
| US6485851B1 | Power generation in fuel cells using liquid methanol and hydrogen peroxide | Emerging Cross-Sectional Technologies | 27 | Expired |
| US6306285A | Techniques for sensing methanol concentration in aqueous environments | Emerging Cross-Sectional Technologies | 26 | Expired |
| US6254748A | Direct methanol feed fuel cell and system | Emerging Cross-Sectional Technologies | 26 | Expired |
| US6533919B1 | Hydrogen generation by electrolysis of aqueous organic solutions | Emerging Cross-Sectional Technologies | 26 | Expired |
| US6221523A | Direct deposit of catalyst on the membrane of direct feed fuel cells | Emerging Cross-Sectional Technologies | 24 | Expired |
| US6277447A | Direct deposit of catalyst on the membrane of direct feed fuel cells | Emerging Cross-Sectional Technologies | 15 | Expired |
| US7056428B2 | Hydrogen generation by electrolysis of aqueous organic solutions | Emerging Cross-Sectional Technologies | 11 | Expired |
| US6589684B1 | Direct methanol feed fuel cell and system | Emerging Cross-Sectional Technologies | 9 | Expired |
| US6703150B2 | Direct methanol feed fuel cell and system | Emerging Cross-Sectional Technologies | 4 | Expired |
| US7425384B2 | Direct methanol feed fuel cell and system | Emerging Cross-Sectional Technologies | 1 | Expired |
| US7470478B2 | Direct methanol feed fuel cell and system | Emerging Cross-Sectional Technologies | 1 | Expired |
| US7488548B2 | Direct methanol feed fuel cell and system | Emerging Cross-Sectional Technologies | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.