Eta SA Fabriques d'Ebauches
260Patents
0Active
260Granted
42Portfolio score
Filing activity: Mar 27, 1981 → Aug 29, 2003
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5220541A | Watch movement having a chronograph module adapted on a motor module | Physics | 180 | Expired |
| US6570823B1 | Electronic chronograph watch | Physics | 162 | Expired |
| US5003519A | Alarm arrangement for a timepiece | Physics | 129 | Expired |
| US6252825A | Timepiece comprising a capacitive sensing device | Physics | 112 | Expired |
| US5329501A | Timepiece adapted to receive radio broadcast messages to be displayed by its hands | Physics | 111 | Expired |
| US4600316A | Watch having an analog and digital display | Physics | 105 | Expired |
| US5508979A | Timepiece with indication of the part of the earth visible from the moon | Physics | 92 | Expired |
| US5798984A | Timepiece including a receiving and/or transmitting antenna for radio broadcast signals | Electricity | 81 | Expired |
| US4615185A | Timepiece bracelet | Emerging Cross-Sectional Technologies | 80 | Expired |
| US5473580A | Chronograph watch with date indicator | Physics | 79 | Expired |
| US5282179A | Calendar mechanism for chronograph watch | Physics | 71 | Expired |
| US6724266B2 | Device for producing a signal having a substantially temperature-independent frequency | Physics | 62 | Expired |
| US5508978A | Telephone on which the number called is composed by a crown of the horological type | Electricity | 56 | Expired |
| US6859113B2 | Temperature compensation mechanism for a micromechanical ring resonator | Electricity | 56 | Expired |
| US4999742A | Electronic module for a small portable object such as a card or a key incorporating an integrated circuit | Electricity | 55 | Expired |
| US4890111A | Passive transponder | Electricity | 54 | Expired |
| US5712533A | Power supply circuit for an electroluminescent lamp | Emerging Cross-Sectional Technologies | 54 | Expired |
| US4884252A | Timepiece including an antenna | Physics | 49 | Expired |
| US5226023A | Timepiece movement exhibiting special decorative effects and timepiece provided with such a movement | Physics | 49 | Expired |
| US5028857A | Method of controlling a bi-directional stepping motor and a bi-directional stepping motor adapted to be controlled by this method | Electricity | 48 | Expired |
| US5285426A | Rollerball control arrangement for a timepiece adapted to receive radio broadcast messages | Physics | 45 | Expired |
| US4674175A | Process for manufacturing electronic modules for microcircuit cards | Emerging Cross-Sectional Technologies | 38 | Expired |
| US6874931B2 | Portable instrument with a wristband provided with electric connection means | Physics | 34 | Expired |
| US6669794B1 | Method for treating an object with a laser | Chemistry; Metallurgy | 34 | Expired |
| US4557981A | Article comprising a substrate having a hard and corrosion-proof coating thereon | Emerging Cross-Sectional Technologies | 33 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.