James E. Fries
6Patents
6h-index
3Co-inventors
56Inventor score
Filing activity: Aug 26, 1974 → May 7, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4297000A | Solar lighting system | Emerging Cross-Sectional Technologies | 93 | Expired |
| US4196590A | Vapor buoyancy engine | Emerging Cross-Sectional Technologies | 32 | Expired |
| US3937799A | Radioassay of vitamin B-12 employing bentonite | Physics | 22 | Expired |
| US4311324A | Skating sails | Human Necessities | 11 | Expired |
| US4325359A | Focusing solar heat collector | Emerging Cross-Sectional Technologies | 11 | Expired |
| US9016462B2 | Flip-able V-plow belt cleaner | Performing Operations; Transporting | 7 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.