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...When G.G. Hubbard learned of his future son-in-law's invention, he called it "only a toy." His daughter was engaged to a young man named Alexander Graham Bell.
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| Number | Title | Issue Date |
| 7167689 | Crystal for a telephone watch The telephone watch includes a crystal (1) including a keyboard (2) formed in particular of a plurality of capacitive sensors (3) disposed under the crystal. This crystal includes a thick zone (4) at its center and a thinned zone (5 | 01/23/2007 |
| 7009648 | Method for operating a CMOS image sensor The present invention concerns a method for operating a CMOS image sensor including a matrix of pixels arranged in a plurality of lines and columns. Each of the pixels include a photosensor element that accumulates charge carriers in proportion to the illumination. ... | 03/07/2006 |
| 6903784 | Display assembly with contrast inversion including two superposed display devices A second device (24) is mounted on a first device (22) formed of a liquid crystal (27) display cell (26) at the front of which is arranged a first linear polarizer (40), of a liquid crystal (29) optical valve (28) at ... | 06/07/2005 |
| 6865278 | Device for implanting a microphone and a pressure compensating member in a telephone watch The device for implanting a microphone (1) and at least one pressure compensating member (2) in a telephone watch consists in placing the microphone and the compensating member close together. A membrane (5) covers the microphone (1) and ... | 03/08/2005 |
| 6813223 | Portable object such as, in particular, a timepiece, including a piezoelectric transducer for entering data manually The present invention concerns a portable object such as, in particular, a timepiece (1), including means (16) for displaying at least one data item and a case (2) formed of a top portion including a crystal (14) covering the display mean... | 11/02/2004 |
| 6728166 | Electronic device for generating and displaying an item of information The present invention concerns an electronic device for generating and displaying an item of information, including a flexible body (2) shaped to be able, for example, to be secured to a user's wrist, an electronic unit (18) for generating the informat... | 04/27/2004 |
| 6678217 | Display assembly with chromatic contrast inversion The assembly includes a first display device (22) in front of which is arranged a second active liquid crystal display device including, starting from the exterior, a front polarizer (11) selective of a first color "V", a liquid crystal display cell (26) ... | 01/13/2004 |
| 6668089 | Process for controlling the compression ratio of digital images The present invention relates to a process for controlling the compression ratio of digital images. This process consists of compressing a digitized image by means of a conventional process such as that known by the abbreviation JPEG. The compression rati... | 12/23/2003 |
| 6642895 | Multifrequency antenna for instrument with small volume The antenna (1) is formed of a first strip element (3) the length (L1) of which is tuned to a high frequency (fh) and at least a second strip (4), following the first (4), of length (L2). The sum of the lengths L1 and L2 results in an antenna w... | 11/04/2003 |
| 6642077 | Method for manufacturing and assembling photovoltaic cells The invention concerns a method for manufacturing and assembling individual photovoltaic silicon cells on a metal substrate, including the operations of: making a metal plate (25) provided with cut out portions (26, 29) separated from each other by points... | 11/04/2003 |
| 6634786 | Wristwatch provided with an antenna The wristwatch (1) provided with a telephone device (3) able to receive and transmit messages broadcast by an antenna (4). The antenna (4) is integrated in a tongue (5) one (7) of the ends of which is attached to the wristband. The tongue can be arranged ... | 10/21/2003 |
| 6600527 | Display assembly including two superposed display devices The invention concerns a display assembly including two superposed, respectively upper (24) and lower (26) display devices, characterised in that the upper display device (24) includes a double structure formed of a display cell (28) arranged above an opt... | 07/29/2003 |
| 6587083 | Display assembly including two superposed display devices The present invention concerns a display assembly including two superposed, respectively top (52) and bottom (54), display devices, the top display device (52) including a double structure formed of a display cell (56) arranged above an optical valve (58)... | 07/01/2003 |
| 6587175 | Electrooptical cell or photovoltaic cell, and method for making same The invention concerns an electro-optical cell, in particular a liquid crystal cell, or an improved electrochemical photovoltaic cell including a contact pad (26) made of an electrically conductive material affixed onto each electrode (6, 8) of the cell, ... | 07/01/2003 |
| 6570824 | Generator for a timepiece Generator of the clockwork type including a stator formed of at least three coils (11a, 11b, 11c) and a rotor formed of two flanges (81, 82) carried by a shaft (5) and supporting an even number of magnets (91, 92). The rotor is formed of at least two dist... | 05/27/2003 |
| 6549254 | Bragg reflection optical device and methods for the manufacturing thereof An optical device (20) is provided using at least one film (23) of cholesteric liquid crystal to reflect at least one predetermined wavelength band from an incident light. This device is characterized in that a non zero birefringence gradient is present i... | 04/15/2003 |
| 6545828 | Optical device with absorption gradient and selective spectral filtering and lens assembly and camera fitted with such a device An optical device, for homogenising the lighting in an image plane, defined by a digital optical sensor wherein the optical device is formed of a block made of transparent homogenous filtering material, this block having a substantially uniform absorption... | 04/08/2003 |
| 6469959 | Generator in particular for a timepiece Generator of the clockwork type including a rotor formed of two flanges 8 supporting magnets 9 and arranged at the end of shaft 5 having a diameter D at its centre. The stator is formed of three coils 11a, 11b, 11c carried by a support made in two parts 2... | 10/22/2002 |
| 6463011 | Analog display horological piece including means for selecting digital information Analog display horological piece, comprising at least a step by step motor (18, 20) driving hands (MN, H) for displaying a time keeping information; means of controlling said step by step motor; position detectors (51-62) providing in angular sector defin... | 10/08/2002 |
| 6454458 | Timepiece including means for indicating the angular position of coaxial analogue display indicators A first (5) of the indicators and a first pipe (1) form part of an angular position indicating moving part (MR1) carrying a plate (9) co-operating with a first sensor (11) for generating a position signal for said indicator as a result of discontinuities ... | 09/24/2002 |
| 6454160 | Method for hermetically encapsulating microsystems in situ The method for hermetically encapsulating microsystems in situ consists, in a first phase, of mounting on a common substrate (1), several microsystems (6) surrounded by a metal adhesion layer (4) deposited on the substrate (1). In a second phase, in a com... | 09/24/2002 |
| 6452872 | Device for the oriented illumination of a surface by a microprism guide Solid optical guide (10) with microprisms (20) of refractive index n, for uniformly illuminating a surface (4) in grazing incidence at an angle θ1 in which a plane angle δ of the cross-section develops with respect to the surface (4) a substa... | 09/17/2002 |
| 6449028 | Liquid crystal display device having sealing frame and/or spacers formed of anisotropic polymer used to align the liquid crystal molecules The invention concerns a liquid crystal display cell including two close substrates (2), separated by a sealing frame which delimits a sealed enclosure in which the liquid crystal molecules (4) are confined, and spacers (8) intended to maintain a constant... | 09/10/2002 |
| 6404192 | Integrated planar fluxgate sensor Planar magnetic sensor, made in particular via CMOS techniques on a semiconductor substrate (1) of for example parallelepiped shape. It includes an amorphous ferromagnetic core (10) in the shape of a Greek cross which occupies the two diagonals of the squ... | 06/11/2002 |
| 6385438 | Antenna arrangement The present invention concerns an antenna arrangement (29) including: an antenna (A) able to transmit data in the form of a radiofrequency signal; a transmitter (32) including a preamplifier (33) and a first transistor (36) connected in cascade, this tran... | 05/07/2002 |
| 6381198 | Clockwork movement fitted with a generator Clockwork movement fitted with a generator powering the circuit for regulating the rotation of the generator rotor. This generator is formed of at least one coil (11a, 11b, 11c) placed between magnets respectively secured to two flanges (8) mounted at the... | 04/30/2002 |
| 6373439 | Structure forming an antenna also constituting a shielded housing able, in particular, to accommodate all or part of the electronic circuit of a portable unit of small volume The present invention concerns a structure forming an antenna (10) intended for a portable unit of small volume, such as a timepiece, and including a radiating element (20) of substantially rectangular shape arranged at a determined distance from a ground... | 04/16/2002 |
| 6368468 | Zirconia based article, use of such an article as a wear resistant exterior part for a wristwatch and method for obtaining such an article A zirconia based article having a core of ZrO2 and/or partially reduced ZrO2, is characterized in that it includes, over at least part of its surface, a superficial layer integral with the article, the thickness of the superficial la... | 04/09/2002 |
| 6356512 | Subassembly combining an antenna and position sensors on a same support, notably for a horological piece The invention concerns a subassembly intended to be mounted in a portable device enabling the reception and/or emission of radio diffused messages as well as the selection of predetermined digital information. This subassembly comprises an antenna (4) and... | 03/12/2002 |
| 6355202 | Method for obtaining a zirconia-based article having a gold metallic appearance A method for obtaining a finished or semi-finished zirconia-based article having a gold metallic external appearance, the method including the steps of: providing at least one zirconia article previously shaped into its finished or semi-finished shape; pa... | 03/12/2002 |
| 6352630 | Electrochemical system for determining blood coagulation time Electrochemical system for measuring a value representing the coagulation time of a drop of whole blood including: an electrochemical sensor in the shape of a strip of small dimensions bearing at least a reference electrode and a working electrode on which a ... | 03/05/2002 |
| 6330207 | Timepiece including a magnetic or capacitive device for detecting at least one reference angular position of a wheel of said timepiece Timepiece including a clockwork movement (2) provided with an analogue display (14). The wheel (4) includes a plate (8) with a toothing (6) defined by its external edge and a shaft (10). A device for detecting the angular position of the wheel (4) include... | 12/11/2001 |
| 6326850 | High frequency signal generator from a horological time base A generator (50) able to be fitted to a clockwork system including a crystal (51a) used as a time base, includes a first oscillator (51) able to supply a first frequency (f1), a second oscillator (56) able to supply a second frequency (f2), a divider (60)... | 12/04/2001 |
| 6321868 | Watertight apparatus capable of being immersed and including an acoustic transducer The present invention concerns a watertight apparatus capable of being immersed in a liquid, for example a watertight watch, including a case (1) with an inner chamber (10) communicating with the exterior, the chamber being separated from the exterior by ... | 11/27/2001 |
| 6316283 | Batch manufacturing method for photovoltaic cells The invention concerns a batch manufacturing method for a plurality of individual photovoltaic cells (22), including the following steps: (a) providing at least one strip (1) of conductive material, (b) cutting in succession in said strip (1) substrates (2) having ... | 11/13/2001 |
| 6307814 | Device including at least two coaxial wheels and means for detecting the angular position thereof and method for detecting said angular positions A device of small dimensions includes a two coaxial wheels (4, 6) respectively including two plates (44, 46) parallel to each other. A sensor (10) including a detection element (14).formed by a magnetic or capacitive element, in particular a flat spiral c... | 10/23/2001 |
| 6270907 | Zirconia based article, use of such an article as a wear resistant exterior part for a wristwatch and method for obtaining such an article A zirconia based article having a core of ZrO2 and/or partially reduced ZrO2, characterized in that it includes, over at least part of its surface, a superficial layer integral with the article, the thickness of the superficial layer including a plurality... | 08/07/2001 |
| 6272076 | Astronomic watch The invention concerns astronomic watches capable of indicating the position of heavenly bodies of the solar system with respect to the Earth and to the zodiac. The watch according to the invention is an electronic watch including: a time base (1) for gen... | 08/07/2001 |
| 6229284 | Method for controlling an accumulator charge and device for implementing such method The present invention concerns a method for controlling the charge of an accumulator (4), as a function of the time during which said accumulator (4) has been on a charger (2), said accumulator (4) being intended to power an horological function and one o... | 05/08/2001 |
| 6229766 | Dial formed of a solar cell in particular for a timepiece The invention concerns a dial, in particular for a timepiece, formed of a solar cell including a substrate, at least one plurality of superposed layers defining at least one n-i-p or p-i-n element and a conductive layer forming a first electrode arranged ... | 05/08/2001 |
