Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5790478 | Time-keeping instrument, in particular an analog-type electric wrist watch | — | 1998-08-04 |
| 5384754 | Perpetual calendar watch with analog time display | — | 1995-01-24 |
| 5327401 | Wristwatch | Frank Vernay | 1994-07-05 |
| 5305289 | Automatic initialisation method for at least the date display, a device for performing this method and a watch equipped with said device | Claude-Eric Leuenberger | 1994-04-19 |
| 5270993 | Method for detecting the zero position of a hand of a quartz watch with analogue display, a device for performing this method and a watch fitted with this device | Claude-Eric Leuenberger | 1993-12-14 |
| 5187693 | Device for controlling and correcting the display of the day and date for a watch, and a wrist watch fitted with such a device | — | 1993-02-16 |
| 5093814 | Method for programming the perpetual calendar of a watch and a watch for implementing such a process | Jean Ortelli | 1992-03-03 |
| 4866684 | Chronometer for starting races, particularly regattas | — | 1989-09-12 |
| 4837755 | Device for controlling or correcting the readout of the day of the week or date for a wrist watch | — | 1989-06-06 |
| 4633156 | Stepping motor assembly | Yves Guerin | 1986-12-30 |
| 4620797 | Electronic time piece comprising a device for adjusting the time display | Pierre-Andre Meister | 1986-11-04 |
| 4600316 | Watch having an analog and digital display | — | 1986-07-15 |
| 4558268 | Control device for two bidirectional step motors | Yves Guerin | 1985-12-10 |
| 4420263 | Electronic watch with means for detecting the movement of a hand through a reference position | Alphonse Bron | 1983-12-13 |
| 4413915 | Watch having an analog display and a digital display | — | 1983-11-08 |
| 4382692 | Analog-display electronic timepiece comprising a divider with an adjustable division factor | Fridolin Wiget | 1983-05-10 |
| 4281405 | Reduction of energy consumption of electronic timepiece | Igor Scherrer | 1981-07-28 |
| 4271498 | Watch | Roberto Zafferri, Ali Schneiter | 1981-06-02 |
| 4257117 | Electronic watch with touch-sensitive keys | — | 1981-03-17 |
| 4232464 | Method for the display of information | Jean-Luc Breguet | 1980-11-11 |
| 4196578 | Electro-mechanical watch | — | 1980-04-08 |
| 4188774 | Electro-mechanical calendar timepiece | — | 1980-02-19 |
| 4188777 | Electro-mechanical calendar watch | — | 1980-02-19 |