Jean-Claude Villard
3Patents
3h-index
6Co-inventors
43Inventor score
Filing activity: Nov 15, 1978 → Jul 21, 1997
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4242039A | Pump impeller seals with spiral grooves | Mechanical Engineering; Lighting; Heating | 125 | Expired |
| US5511382A | Process and installation for the cryogenic purification of hydrogen | Emerging Cross-Sectional Technologies | 22 | Expired |
| US5829269A | Method of and plant for reliquefying gaseous helium | Mechanical Engineering; Lighting; Heating | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.