Did You Know...
...that Kleenex tissue was originally designed to be a gas mask filter? It was developed at the beginning of World War I to replace cotton, which was then in short supply as a surgical dressing.
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| Number | Title | Issue Date |
| 7782509 | Security device A security device comprises first zero order diffractive microstructure (1) on a substrate, a second zero order diffractive microstructure (2), and an intermediate light transmissive layer (4) separating the two diffractive microstructures. The ... | 08/24/2010 |
| 7077562 | Watch hairspring and method for making same The invention relates mainly to a hairspring intended to equip the balance wheel of a mechanical timepiece. It is in the form of a spiraled rod (10) cut from an {001} single-crystal silicon plate. Its structure and its dimensions are calculated so as to minim... | 07/18/2006 |
| 7067239 | Micro electrical mechanical systems A method for fabricating optical MEMS (optical Micro-Electro-Mechanical Systems or Micro-Opto-Electro-Mechanical Systems (MOEMS)) is described. The basic process involves deposition and patterning of a sacrificial spacer layer and a combined molding and photolithogr... | 06/27/2006 |
| 7060957 | Device and method for spatially resolved photodetection and demodulation of modulated electromagnetic waves A device and method for spatially resolved photodetection and demodulation of temporally modulated electromagnetic waves makes it possible to measure phase, amplitude and offset of a temporally modulated, spatially coded radiation field. A micro-optical element (... | 06/13/2006 |
| 7018338 | Method and device for pulse rate detection Portable pulse rate detecting device for contact with human body tissue, including a light-emitting source for emitting radiant energy directed at through human body tissue; at least first and second light detectors for detecting intensity of radiant energy after pr... | 03/28/2006 |
| 7013027 | Method of detecting relative movement between a scene from which radiation emanates and a matrix of pixels able to measure the radiation A method of detecting relative movement between a scene from which radiation emanates and a matrix of pixels observing the scene and capable of detecting the radiation, each pixel of the matrix measuring contrast vector information representative of the observed sce... | 03/14/2006 |
| 6943637 | Voltage controlled oscillator circuit for a low power electronic device The voltage controlled oscillator circuit includes a resonant circuit, with two inductive elements (L1, L2) and a variable capacitive element (CV), which is connected to a high potential terminal (VEXT) of a voltage source, and a ... | 09/13/2005 |
| 6927793 | Method and device for forming an image The method for forming an image with a wide dynamic range makes use of an image sensor containing subsets of pixels that can be individually reset. After an initial reset (21), a pixel or row of pixels is exposed (22) for a first time interval and the ... | 08/09/2005 |
| 6590196 | Matrix photosensor in which each pixel includes only two transistors An integrated active pixel photosensor includes a matrix array of pixels. Each pixel includes a photosensitive component, an amplifier component and a reset to initial state component. The matrix array further includes, for controlling the pixels, an addr... | 07/08/2003 |
| 6567485 | Apparatus for communicating between a neural network and a user system via a bus Apparatus for communication between a neural network and a user system via a bus includes an activity/frequency converter for each neurone of the network. The activity/frequency converter produces activity pulses which are encoded by encoders and then pla... | 05/20/2003 |
| 6509195 | Electrochemoluminescent detector Electrochemoluminescent detector for analyzing a biochemical or biological substance, comprising at least a cell (11, 12) generating and detecting the electrogenerated chemoluminescence, which includes: at least a working electrode (16, 17) produced on a ... | 01/21/2003 |
| 6479825 | Low-energy particle sensor A low-energy particle sensor includes current collection areas which take the form of diodes partially covering the substrate. In detection areas defined alongside the collection areas the small thickness of the material enables low-energy particles (in p... | 11/12/2002 |
| 6469489 | Adaptive array sensor and electrical circuit therefore The on-chip electrical circuit (1) for the detection of modulated signals (I), e.g., light, comprises sensor means (PS), e.g., a photosensor, and feedback means (FB) including a low-pass frequency filter. The circuit (1) further comprises a voltage-contro... | 10/22/2002 |
| 6452153 | Optoelectronic sensor The optoelectronic sensor comprises at least two pixels (1.11, 1.12, 1.21, 1.22), each pixel (1.11, 1.12, 1.21, 1.22) comprising a photodiode (2), and means for electrically connecting at least two pixels, the connecting means comprising FETs (6) for swit... | 09/17/2002 |
| 6431622 | Object manipulator robot device An object manipulator robot device includes a pick-up member made from a thermally conductive material and having at least one surface of contact with the object to be picked up, a system for cooling the pick-up member to freeze the interface between the ... | 08/13/2002 |
| 6366504 | Random access memory A random access memory comprises a matrix made up of cells arranged in rows and columns and the cells are addressed row by row. Each cell of a row is connected to first and second bit lines and at least the first bit line is subdivided into a plurality of... | 04/02/2002 |
| 6323710 | D-type master-slave flip-flop A D-type master-slave flip-flop includes a master unit receiving an input variable and producing two first intermediate variables, a transfer unit including at least two logic gates and a clock connection connected to one input of each of the gates, which... | 11/27/2001 |
| 6306270 | Electrolytic cell with bipolar electrode including diamond The present invention concerns an electrolytic cell including an anode, a cathode and at least one bipolar electrode arranged between the anode and the cathode. This cell is characterised in that said bipolar electrode includes a substrate and a compact d... | 10/23/2001 |
| 6268921 | Interferometric device for recording the depth optical reflection and/or transmission characteristics of an object A tomographic interferometer device in which a spectral light source lights an object to create an object beam originating from that object. A stepped optical block is also exposed to the source to create a plurality of individual reference beams having d... | 07/31/2001 |
| 6084281 | Planar magnetic motor and magnetic microactuator comprising a motor of this type Planar magnetic motor (100), characterized by the fact that it comprises a plurality of magnetic poles (111, 121) made of a ferromagnetic material placed at the center of planar coils (110, 120) constituted by at least one layer of turns produced on the s... | 07/04/2000 |
| 6059481 | Device for the guidance in rectilinear translation of an object that is mobile in relation to a fixed object A device for the guidance, in rectilinear translation in a given direction, of an object that is mobile in relation to a fixed object, comprises a first parallelogram, called an intermediate parallelogram, and a second parallelogram, called a guidance par... | 05/09/2000 |
| 5845311 | Hierarchical ROMs that are selectively accessed by microprocessor instructions containing codes The invention relates to computer systems containing at least one microprocessor associated with at least one memory in which are recorded instructions of a program and/or data to be processed according to the instructions. The memory is divided up into N... | 12/01/1998 |
| 5808510 | Demodulator for the demodulation of a frequency-modulated signal Radio receivers for frequency-modulated signals and more particularly, in such receivers, to a device for the demodulation of a signal modulated at intermediate frequency fi. The signal FM that is frequency modulated around a frequen... | 09/15/1998 |
| 5579149 | Miniature network of light obturators The obturators can be actuated in order to modulate an incident beam (L). Microshutters (5) are attached to a substrate by means of fastenings opposing resistance to their rotation away from a rest position. The microshutters (5) are placed on optical pat... | 11/26/1996 |
| 5488869 | Capacitive absolute pressure measurement sensor and method of manufacturing a plurality of such sensors The invention relates to a capacitive absolute pressure measurement sensor having a first element (2) in which is arranged a mobile electrode (4), a second element (6) in which is arranged a fixed electrode (8) situated facing and insulated from said mobi... | 02/06/1996 |
| 5454266 | Force measuring device The device for measuring a force, and notably an inertial force corresponding to an acceleration, comprises a capacitive detector comprising two capacitors, the difference between the capacitances of which is a function of the force measured. The measurin... | 10/03/1995 |
| 5382924 | Continuous phase frequency shift keying modulator A modulator is adapted for use in a transmitter of an information transmission signal in which the information is in the form of a frequency shift keyed code. The signal is centered on a fictional carrier frequency fc, on either side of which are emitted ... | 01/17/1995 |
