John C. Campbell
7Patents
7h-index
26Co-inventors
59Inventor score
Filing activity: Oct 11, 1991 → Oct 25, 2006
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5993935A | Covalently reactive particles incorporated in a continous porous matrix | Emerging Cross-Sectional Technologies | 61 | Expired |
| US6001500A | Cylindrical proton exchange membrane fuel cells and methods of making same | Emerging Cross-Sectional Technologies | 45 | Expired |
| US5595689A | Highly conductive polymer blends with intrinsically conductive polymers | Electricity | 31 | Expired |
| US6105315A | Modular mausoleum and crypt structure and methods of constructing same | Fixed Constructions | 26 | Expired |
| US5494609A | Electrically conductive coating compositions and method for the preparation thereof | Emerging Cross-Sectional Technologies | 23 | Expired |
| US7543659B2 | Modular connector and method | Mechanical Engineering; Lighting; Heating | 20 | Expired |
| US7748798B2 | Collapsible furniture and braces useful therewith | Human Necessities | 15 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.