"I watched his countenance closely, to see if he was not deranged ... and I was assured by other senators after he left the room that they had no confidence in it."
U.S. Senator Smith of Indiana ; After seeing Samuel Morse demonstrate the telegraph.
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| Number | Title | Issue Date |
| 7948613 | Optical device for measuring moving speed of an object relative to a surface The invention relates to sensors of the speed of movement of a vehicle over the ground. The sensor comprises illumination means for illuminating the surface and at least one optical sensor able to detect the radiation returned by the surface. The illumination means ... | 05/24/2011 |
| 7525321 | Sensor and assembly for hydrometric measurements A device for taking ultra-high frequency hydrometric measurements by generating sine wave trains of incident wave(s) at frequencies assuming several values in arithmetic progression between a few MHz and a few GHz, and has at least one ultra-high frequency cable. Th... | 04/28/2009 |
| 7484403 | Method and device for determining at least one dynamic property of a deformable solid or fluid material Method of determining at least one dynamic characteristic of a sample of a deformable solid or fluid material, comprising: the contacting of said sample (24, 42) with at least one interaction surface (23, 25, 41a, 41b); the applica... | 02/03/2009 |
| 7474198 | Manual interface including an actuation block and train of articulated segments An actuation block for a train of segments, that can be used as a manual interface terminating by a finger grip (31) of the user, comprises a base (1) fixed to the hand or arm of the user and two or three motors (5, 32) oriented so that their ma... | 01/06/2009 |
| 7460582 | Method and device for detection of data transmitted by spectrum spreading The invention relates to a method and device for the joint detection of data transmitted by direct sequence spread spectrum (DSSS). The device comprises means of using a Cholesky decomposition to calculate a matrix U such that: L=UH | 12/02/2008 |
| 7439562 | Process for modifying at least one electrical property of a nanotube or a nanowire and a transistor incorporating it The present invention concerns a method for modyfing at least an electronic property of a carbon nanotube or nanowire comprising exposing said nanotube or nanowire to an acid having the formula (I) wherein R1, R2 and R3 are chosen in... | 10/21/2008 |
| 7436165 | Device for measuring very short current pulses An apparatus adapted to measure of current pulses that are very brief (a few nanoseconds) and of very low amplitude (a few microamps), such as those that can emanate from a photodetector used for the optical transmission of data at very high speed, or from a photode... | 10/14/2008 |
| 7399408 | Device for supercritical water oxidation of materials A method and device for oxidization of materials in supercritical water. The method involves a) introducing a fluid containing water and an oxidizing agent in a ring-shaped area and through a first end of a substantially tube-shaped reactor comprising an external wa... | 07/15/2008 |
| 7327778 | Multi-mok modulation/demodulation transmission process, corresponding transmitter and receiver A method and an apparatus for transmitting data using multi-MOK modulation/demodulation transmission process corresponding to transmitter and receiver are disclosed. At transmission, the data to be transmitted is divided into N data blocks. The N blocks are processe... | 02/05/2008 |
| 7323730 | Optically-configurable nanotube or nanowire semiconductor device The invention relates to a semiconductor device comprising at least two electrodes and at least one nanotube or nanowire, in particular a carbon nanotube or nanowire, the device including at least one semiconductive nanotube or nanowire having at least one region th... | 01/29/2008 |
| 7287417 | Device for determining the wetting of a wall by a liquid Ultrasonic waves passing through guides (5, 6) are emitted towards a target (2) immersed in a liquid in order to infer the wetting of this target from certain features of the received signal. The invention is notably applied to the study of liquid heav... | 10/30/2007 |
| 7288305 | Process for manufacturing a recordable optical disk, optical disk and rewritable layer obtained by the process A process for manufacturing a recordable optical disk including forming a back rewritable layer and depositing a transparent intercalary layer on the back rewritable layer, and forming a front rewritable layer including a metallic alloy and a cermet dielectric such ... | 10/30/2007 |
| 7285378 | Juxtaposed island manufacturing method by means of self-organised deposition on a substrate and structure obtained using said method The invention relates to a structure composed of a substrate wherein a surface supports juxtaposed islands, characterized in that the islands rest on a periodic network of terraces composed of the intersection of two step networks, each terrace having a first dimens... | 10/23/2007 |
| 7192623 | Thin layer of hafnium oxide and deposit process A thin layer of hafnium oxide or stacking of thin layers comprising hafnium oxide layers for producing surface treatments of optical components, or optical components, in which at least one layer of hafnium oxide is in amorphous form and has a density less than 8 gm... | 03/20/2007 |
| 7147960 | Conductive composite material and electrode for fuel cell using said material formed by thermo-compression This invention relates to a composite conducting material comprised of a mixture of flake graphite and thermoplastic polymer powder sintered at high pressure that can be used for realizing a fuel cell electrode. The mixture comprises a first type of flake graphite c... | 12/12/2006 |
| 7093774 | Device for injecting a pulsed supersonic gas stream The invention relates to a device (100) for injecting a pulsed supersonic gas flux, including a first chamber (2) inside which the gas to be injected is found under pressure on either side of a free piston (4), the device comprising means (12... | 08/22/2006 |
| 7067396 | Method of producing a thin layer of semiconductor material The invention relates to a method of producing a thin layer of semiconductor material including: a step of implanting ions through a flat face (2) of a semiconductor wafer in order to create a layer of microcavities, the ion... | 06/27/2006 |
| 7037595 | Thin hafnium oxide film and method for depositing same A thin layer of hafnium oxide or stacking of thin layers comprising hafnium oxide layers for producing surface treatments of optical components, or optical components, in which at least one layer of hafnium oxide is in amorphous form and has a density less than 8 gm... | 05/02/2006 |
| 7015030 | Microfluidic devices and uses thereof in biochemical processes Provided is a microfluidic device comprising a microfluidic substrate comprising at least one pathway for sample flow; and at least one thermal transfer member which is capable of cycling between at least two temperatures. The thermal transfer member is adapted to h... | 03/21/2006 |
| 6974759 | Method for making a stacked comprising a thin film adhering to a target substrate The invention relates to a process for manufacturing a stacked structure comprising at least one thin layer bonding to a target substrate, comprising the following steps: a) formation of a thin layer starting from an initial substrate, the thin layer having a... | 12/13/2005 |
| 6973115 | Passive Q-switched microlaser with controlled polarization This invention relates to a laser cavity with passive triggering by saturable absorbent and with controlled polarization, and to a laser and in particular to a microlaser containing the said cavity and means of pumping this cavity. The invention also relates ... | 12/06/2005 |
| 6939782 | Method for producing thin layers on a specific support and an application thereof The invention relates to a method for producing a thin layer (8) containing at least one component (6, 6A, 6B) comprising:—a preparation step, wherein an added layer (2, 3, 4) is created on a support (1), at least one part (2 | 09/06/2005 |
| 6919403 | Poly(ethylene phenylene ethynylene silylenes) comprising an inert spacer and methods for preparing same The present invention relates to polymers of poly(ethynylene phenylene ethynylene silylene) type comprising an inert spacer in the main chain of the polymer. The invention also relates to processes for preparing said polymers and to the cured products that ma... | 07/19/2005 |
| 6920240 | Method for accelerated reconstruction of a three-dimensional image Sets of projections of measurements through an object (1) the image of which is to be represented, undergo Fourier transforms before being broken down into blocks according to cutoff frequencies. The blocks are separately reconstructed in order to form a seri... | 07/19/2005 |
| 6907768 | Device for coupling a microchromatograph with a mass spectrometer and analysis device A coupling device connecting the output of a microchromatograph (μCG) to the input of a mass spectrometer (MS), said coupling device comprising a capillary tube with one end connected in sealed fashion to the source under vacuum of the mass spectrometer through the... | 06/21/2005 |
| 6886815 | Porous wall for forming a levitation gas film A porous wall through which a flow of gas is established forming a layer supporting a liquid mass is strengthened partly to stiffen it and partly to control the shape of the lower surface of the supported liquid. Chambers containing different pressures can be formed... | 05/03/2005 |
| 6878290 | Method for oxidizing materials in supercritical water A method and device for oxidization of materials in supercritical water. The method involves a) introducing a fluid containing water and an oxidizing agent in a ring-shaped area and through a first end of a substantially tube-shaped reactor comprising an external wa... | 04/12/2005 |
| 6809009 | Method of producing a thin layer of semiconductor material The invention relates to a method of producing a thin layer of semiconductor material including: a step of implanting ions through a flat face (2) of a semiconductor wafer in order to create a layer of microcavities, the ion... | 10/26/2004 |
| 6807249 | Method for using a bone densitometry system, with dual-energy x-radiation A process and osteodensitometry system using a dual-energy cone beam of X-rays is described. The system comprises an X-ray source capable of supplying a cone beam of X-rays with at least a first energy called the high energy and a second energy called the low energy... | 10/19/2004 |
| 6778070 | Remote transmission apparatus operating by inductive coupling A remote transmission apparatus for a portable object equipped with an antenna and connected by inductive coupling to a fixed station comprises data processor for processing and storing data concerning the portable object; a voltage rectifier for transforming the AC... | 08/17/2004 |
| 6756286 | Method for transferring a thin film comprising a step of generating inclusions A process for transfer of at least one thin film of solid material delimited in an initial substrate. The process includes a step in which a layer of inclusions is formed in the initial substrate at a depth corresponding to the required thickness of the thin film. T... | 06/29/2004 |
| 6712506 | Reader for electromagnetic radiation detection element, sensor, and the corresponding read process The invention relates to a reader for an electromagnetic radiation detection element comprising: at least one integration capacitor (16) to integrate electrical charges output by the said detection element, an amplifier (18) with a high i... | 03/30/2004 |
| 6574036 | Procedure and device for the programmable time profile shaping of quasi-monochromatic optical pulses An optical process for the programmable time profile shaping of quasi-monochromatic optical pulses, involves the following steps: (1) spectral components of a wide spectrum pulse are spread out over time, and a stretched pulse with frequency drift is obta... | 06/03/2003 |
| 6566170 | Method for forming a device having a cavity with controlled atmosphere Device comprising a carrier (100) and at least one cover (104) able to be bonded to the carrier to form with the carrier at least one cavity (114) having a controlled atmosphere around at least one component (102). In accordance with the invention, at lea... | 05/20/2003 |
| 6462486 | Method for controlling a structure comprising a source of field emitting electrons The invention relates to a control process for a structure with field effect elements, the structure comprising a cathode (1) equipped with field effect elements, an anode (2), an extraction grid (7) and an additional grid (14). The process comprises at l... | 10/08/2002 |
| 6275045 | Microwave transmitter-receiver Device for emission-reception of a stream of electromagnetic waves, in which an emission unit (1) and a reception unit (2) are each supplied with light energy passing through an optical guide (13). This light may be stopped by an optical gate (19). Otherw... | 08/14/2001 |
| 6274234 | Very long and highly stable atomic wires, method for making these wires, application in nano-electronics Atomic wires of great length and great stability are formed on the surface of a SiC substrate as straight chains of dimers of an element chosen from amongst SiC and C. In order to produce same, layers of the element are formed on the surface and the assem... | 08/14/2001 |
| 6235220 | Composition for producing a conductive composite material containing a polyaniline, and resulting composite material The invention concerns compositions for manufacturing composite materials containing a polyaniline. These compositions are formed by a solution in a solvent such as m-cresol of the following constituents: a) a conductive polyaniline protonated by means of a pr... | 05/22/2001 |
| 6185243 | Glass induction melting furnace using a cold crucible A melting furnace for insulating materials is provided with a cooled crucible (10) having continuous metal side malls, a partitioned and cooled bottom (12) and at least one induction coil (28) placed under the bottom which serves as the sole heating means... | 02/06/2001 |
| 6180188 | Method for preparing a multilayer optical material with crosslinking-densifying by ultraviolet radiation The present invention relates to a method for preparing an optic material by depositing on a substrate at least two layers of inorganic polymeric material, each of these layers containing at least one metal oxide or metalloid oxide, the deposited layers b... | 01/30/2001 |