Jean Hermann
9Patents
7h-index
2Co-inventors
53Inventor score
Filing activity: Aug 4, 1975 → Mar 12, 1997
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5274297A | Quartz resonator vibrating in a fundamental torsion mode | Electricity | 29 | Expired |
| US4313071A | Piezo-electric quartz resonator | Electricity | 18 | Expired |
| US4503353A | Cut angles for tuning fork type quartz resonators | Electricity | 15 | Expired |
| US4450378A | ZT-Cut piezo-electric resonator | Physics | 13 | Expired |
| US4126802A | Torsional mode CT or DT cut quartz resonator | Electricity | 8 | Expired |
| US4926086A | Piezoelectric resonator | Electricity | 8 | Expired |
| US5856765A | Electronic device comprising an integrated time base | Electricity | 7 | Expired |
| US4065684A | Piezoelectric resonator for timepieces and method for making same | Electricity | 4 | Expired |
| US5196758A | High frequency piezoelectric resonator | Electricity | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.