Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6731351 | Display assembly including an electro-optical cell and a photovoltaic cell | Rainer Platz, Naci Basturk | 2004-05-04 |
| 6459035 | Photovoltaic cell having a colored appearance, particularly for a watch dial | Yvan Ziegler, Diego Fischer, Rene Viennet | 2002-10-01 |
| 6316283 | Batch manufacturing method for photovoltaic cells | — | 2001-11-13 |
| 6229766 | Dial formed of a solar cell in particular for a timepiece | Diego Fischer | 2001-05-08 |
| 5959432 | Device for charging a battery using a photovoltaic cell, and timepiece comprising same | Pierre-Andre Farine | 1999-09-28 |
| 5920167 | Ultrasound detection device in particular for an automatically controlled windscreen cleaning system | Fridolin Wiget | 1999-07-06 |
| 5862046 | Continuous electric power supply circuit regulated by a reversible converter | Pierre-Andre Farine, Rudolf Dinger | 1999-01-19 |
| 5818341 | Ultrasonic device in particular for detecting the presence of foreign bodies on the surface of a window | Roland Jeanmonod | 1998-10-06 |
| 5598380 | Composite wall, notably motor vehicle windshield, including an ultrasonic device for detecting the presence of foreign bodies on one of its faces | Jean-Pierre Mignot, Roland Jeanmonod | 1997-01-28 |
| 5482570 | Photovoltaic cell | Michael Gratzel, Tobias Meyer | 1996-01-09 |
| 5441827 | Transparent regenerating photoelectrochemical cell | Michael Gratzel | 1995-08-15 |
| 5438556 | Horological piece comprising a photovoltaic cell having a photelectrochemical region | Rudolf Dinger, Michael Graetzel | 1995-08-01 |
| 5436060 | Window, notably automobile vehicle windscreen, including an integrated ultrasonic device for detecting the presence of foreign bodies on one of its faces | Bernard Duthe, Roland Jeanmonod | 1995-07-25 |
| 5407554 | Electrochemical sensor with multiple zones on a disc and its application to the quantitative analysis of glucose | — | 1995-04-18 |
| 5395504 | Electrochemical measuring system with multizone sensors | Erik Jan Frenkel, Jean-Paul Randin, Eric William Hoffmann | 1995-03-07 |
| 4745035 | Article having a wear resisting precious metal coating | Yves Ruedin, Jean-Paul Randin, Michel Sallin | 1988-05-17 |
| 4488818 | Watch with an analog display device the dial of which is formed by a liquid crystal display cell | Fereydoun Gharadjedaghi, Yves Ruedin | 1984-12-18 |
| 4308442 | Method of manufacturing an electro-optic display cell and cell obtained by carrying out this method | Michel Sallin, Yves Ruedin | 1981-12-29 |
| 4277144 | Electro-optic passive display cell | Fereydoun Gharadjedaghi, Claude Laesser, Rene Viennet, Yves Ruedin | 1981-07-07 |
| 4183628 | Electronic watch and display device for such watch | Claude Laesser, Rene Viennet | 1980-01-15 |