Denis Dufournet
31Patents
7h-index
10Co-inventors
66Inventor score
Filing activity: Feb 12, 1980 → Jun 17, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4330103A | Earthquake protector | Electricity | 21 | Expired |
| US6593538B2 | High-voltage interrupter device having combined vacuum and gas interruption | Electricity | 16 | Expired |
| US5668360A | Circuit-breaker having two interrupting chambers per pole with drive mechanism and drive rods isolating insert capacitors | Electricity | 12 | Expired |
| US5001314A | High tension circuit-breaker having a dielectric gas under pressure | Electricity | 11 | Expired |
| US6849819B2 | High-voltage or medium-voltage switch device with combined vacuum and gas breaking | Electricity | 10 | Expired |
| US4774388A | Compressed dielectric gas circuit breaker | Electricity | 9 | Expired |
| US4992634A | Medium tension gas blast circuit breaker | Electricity | 7 | Expired |
| US4880946A | High-or medium-tension compressed-gas circuit breaker taking circuit-breaking energy from the arc | Electricity | 7 | Expired |
| US6744001B2 | High-voltage circuit-breaker including a valve for decompressing a thermal blast chamber | Electricity | 7 | Expired |
| US5162627A | Medium or high tension circuit breaker having abutting arcing contacts | Electricity | 5 | Expired |
| US6624371B2 | Circuit-breaker including a channel for emptying the piston-driven compression chamber | Electricity | 5 | Expired |
| US5179257A | Medium-voltage gas circuit-breaker | Electricity | 5 | Expired |
| US4754109A | Compressed dielectric gas high-tension circuit breaker | Electricity | 5 | Expired |
| US4945197A | High tension circuit breaker including a dielectric gas used for blasting | Electricity | 5 | Expired |
| US5600111A | Circuit-breaker having low self-compression | Electricity | 5 | Expired |
| US6483064B2 | Insulating blast nozzle for a circuit breaker | Electricity | 5 | Expired |
| US5258590A | Medium- or high-tension circuit breaker having abutting arcing contacts | Electricity | 5 | Expired |
| US4983791A | High tension circuit breaker having a dielectric blast gas | Electricity | 4 | Expired |
| US5155314A | Medium or high tension circuit breaker having end-to-end arcing contacts | Electricity | 4 | Expired |
| US5373131A | Puffer circuit-breaker with two concentric interrupting chambers | Electricity | 4 | Expired |
| US8816237B2 | Interrupting chamber for high-voltage circuit breaker with improved arc blow-out | Electricity | 4 | Active |
| US4945198A | High tension circuit breaker with low operating energy | Electricity | 4 | Expired |
| US6472629B2 | Puffer switch having a two-volume break chamber | Electricity | 3 | Expired |
| US4996399A | High or medium tension circuit breaker | Electricity | 3 | Expired |
| US5155313A | Medium tension circuit-breaker | Electricity | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.