William F. Semple, a dentist, was awarded the first US Patent on chewing gum in 1869. His recipe contained powdered chalk.
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| Number | Title | Issue Date |
| 7463661 | Quantum nano-structure semiconductor laser On a grooved semiconductor substrate having a plurality of V-grooves individually extended in directions perpendicular to a direction Is of advance of an oscillated laser beam and mutually disposed in parallel along the direction Is of advance of the laser beam, a p... | 12/09/2008 |
| 7463541 | Semiconductor storage device A semiconductor storage device comprises information memory cells into which data can be written or from which data can be read; a memory cell array including the information memory cells arranged in a matrix; information word lines connected to the information memo... | 12/09/2008 |
| 7463515 | Semiconductor memory device A semiconductor memory device includes: a memory cell array with electrically rewritable and non-volatile memory cells arranged therein; a row decoder configured to select a memory cell in the memory cell array, the row decoder including a flag latch, in which a bad... | 12/09/2008 |
| 7463430 | Diffraction element, objective lens unit, optical pickup, optical disc apparatus and design method for diffraction element The first and second materials of the diffraction element are selected such that the first material's refraction indexes n1(λ1), n1(λ2) and n1(λ3) for the first, second and third wavelengths λ1, λ2 and λ3... | 12/09/2008 |
| 7463427 | Zoom lens and image pickup apparatus A zoom lens made up of a first lens group having positive refracting power, a second lens group having negative refracting power, a third lens group having positive refracting power, and a fourth lens group having positive refracting power, which are disposed in ord... | 12/09/2008 |
| 7463382 | Print system and printer device facilitating reuse of print data A print system includes a communication path, a client device which transmits print data to said communication path, a host device connected to said communication path, and a printer device which prints the print data after receiving the print data from said client ... | 12/09/2008 |
| 7463297 | Liquid crystal display device provided with an image capturing function To enable acquisition of image data in multiple tone levels in a short capturing time, a liquid crystal display device 1 includes a photodiode having sensitivity R, a capacitor having capacitance C and configured to store a charge in response to an electric s... | 12/09/2008 |
| 7463293 | Method and system for correcting chromatic aberrations of a color image produced by an optical system A system and a method for correcting chromatic aberrations of a color image composed of a plurality of digitized color planes. The color image is assumed to have been produced by an optical system. According to the system and method, geometric anomalies of the digit... | 12/09/2008 |
| 7463278 | Pixel clock generation circuit A pixel clock generation circuit is disclosed, including a high frequency clock generation unit configured to generate high frequency clock, a clock modulation data generation unit configured to generate clock modulation data based on pixel clock phase data indicati... | 12/09/2008 |
| 7463262 | Image processing apparatus and method A plurality of position data are input, which indicate the position of an observation target defined in a three-dimensional space, on its three-dimensional image, which is viewed from a predetermined view point along a predetermined line-of-sight direction. A curved... | 12/09/2008 |
| 7463234 | Liquid crystal display and data latch circuit A liquid crystal display in which a structure of a signal line drive circuit can be simplified is provided. The liquid crystal display according to the present invention includes sampling latch circuits, load latch circuits and D/A converters which are ⅙ of... | 12/09/2008 |
| 7463173 | Charged particle beam apparatus, abnormality detecting method for DA converter unit, charged particle beam writing method, and mask A charged particle beam apparatus includes a plurality of digital-analog (DA) converter units configured to input digital signals, convert the digital signals into analog values, and amplify the analog values to output the analog values, a deflector configured to in... | 12/09/2008 |
| 7463117 | Film bulk acoustic-wave resonator (FBAR), filter implemented by FBARs and method for manufacturing FBAR A film bulk acoustic-wave resonator encompasses a substrate having a cavity; a bottom electrode partially fixed to the substrate, part of the bottom electrode is mechanically suspended above the cavity; a piezoelectric layer provided on the bottom electrode; and a t... | 12/09/2008 |
| 7463031 | MRI apparatus and RF coil assembly utilized therein An MRI apparatus includes a flexible upper RF coil unit having a plurality of coils which irradiate RF pulses or detect MR signals to or from an object, and a supporting unit configured to rotatably hold the RF coil unit at an upper end portion of the supporting uni... | 12/09/2008 |
| 7462948 | Midget gas turbine The present invention provides a midget gas turbine has: a casing; an irregular-shaped hollow disk rotationally attached to a casing; said irregular-shaped hollow disk having in a hollow portion constituting a burs... | 12/09/2008 |
| 7462889 | Avalanche photodiode An avalanche photodiode according to this invention include a light receiving region 101 surrounded by a ring-shaped trench 13, a first electrode 11 formed on the light receiving region 101, a second electrode 12 formed on the peri... | 12/09/2008 |
| 7462869 | Semiconductor light emitting device and semiconductor light emitting apparatus A first semiconductor light emitting device includes: a transparent substrate; a light emitting layer; and a roughened region. The transparent substrate has a first major surface and a second major surface, and is translucent to light in a first wavelength band. The... | 12/09/2008 |
| 7462855 | Optical recording and reproducing apparatus, optical head, optical recording and reproducing method and skew detection method An optical recording and reproducing apparatus for recording and/or reproducing an optical recording medium by irradiating light from a light source to the optical recording medium as near-field light from a near-field light irradiating unit includes a light source ... | 12/09/2008 |
| 7462853 | Radioactive substance containment vessel, and radioactive substance containment vessel producing device and producing method In the metal billet to be used for hot dilation forming, a forward side with respect to the pressing direction has a quadrate section and its diagonal length is not more than an inner diameter of a container. Moreover, a backward side with respect to the pressing di... | 12/09/2008 |
| 7462802 | Laser machining apparatus, and apparatus and method for manufacturing a multilayered printed wiring board There is provided a laser processing apparatus, a multilayer printed wiring board manufacturing apparatus, and a manufacturing method to form via holes of ultra-fine diameter. The laser beam from the CO2 laser oscillator (60) is converted to the sh... | 12/09/2008 |
| 7462801 | Laser machining apparatus, and apparatus and method for manufacturing a multilayered printed wiring board There is provided a laser processing apparatus, a multilayer printed wiring board manufacturing apparatus, and a manufacturing method to form via holes of ultra-fine diameter. The laser beam from the CO2 laser oscillator (60) is converted to the sh... | 12/09/2008 |
| 7462676 | Method for the controlled radical polymerisation of acrylic acid and the salts thereof, polymers thus obtained and applications thereof The present invention concerns a process for controlled radical polymerisation of acrylic acid and its salts in a reactive medium constituted solely of water. The invention also concerns homopolymers and copolymers of acrylic acid obtained by the polymerisati... | 12/09/2008 |
| 7462673 | Method for producing aqueous polymer dispersions Process for preparing an aqueous polymer dispersion by polymerization of at least one olefinically unsaturated compound in an aqueous medium in the presence of at least one dispersant and a solid polymerization catalyst. ... | 12/09/2008 |
| 7462669 | Cationic emulsion composition of high polymeric organosiloxane and preparation thereof A high polymeric organosiloxane cationic emulsion composition comprising (A) a polydiorganosiloxane of formula: HO—[R2SiO]n—H wherein R is an organic group and n is a number to give a viscosity of at least 300 Pa-s at 25° C., (B) a cationi... | 12/09/2008 |
| 7462571 | Film formation method and apparatus for semiconductor process for forming a silicon nitride film An impurity-doped silicon nitride or oxynitride film is formed on a target substrate by CVD, in a process field to be selectively supplied with a first process gas containing a silane family gas, a second process gas containing a nitriding or oxynitriding gas, and a... | 12/09/2008 |
| 7462552 | Method of detachable direct bonding at low temperatures A method for detachable bonding that forms an amorphous silicon layer, or a silicon oxide layer with a high hydrogen content, on an element such as a carrier substrate. A second element, such as a substrate, is bonded to the amorphous silicon layer or silicon oxide ... | 12/09/2008 |
| 7462541 | Manufacturing method of semiconductor device A semiconductor device including a drift layer of a first conductivity type formed on a surface of a semiconductor substrate. A surface of the drift layer has a second area positioned on an outer periphery of a first area. A cell portion formed in the first area inc... | 12/09/2008 |
| 7462531 | Semiconductor device and method of manufacturing the same Disclosed is a semiconductor device comprising a semiconductor substrate including first and second element-formation regions partitioned by an isolation trench, first and second lower gate insulating films formed on the first and second element-formation regions, f... | 12/09/2008 |
| 7462386 | Leather-like sheet and method for production thereof The leather-like sheet of the invention comprises a napped part of ultrafine fibers and a grainy part of nonporous elastic polymer randomly existing in the surface of a substrate prepared by infiltrating a porous polymer elastomer into a three-dimensionally intermin... | 12/09/2008 |
| 7462376 | CVD method for forming silicon nitride film A CVD method for forming a silicon nitride film includes exhausting a process chamber (8) that accommodates a target substrate (W), and supplying a silane family gas (HCD) and ammonia gas (NH3) into the process chamber, thereby forming a silicon ni... | 12/09/2008 |
| 7462277 | Continuous method for separating a Ccut In a continuous process for fractionating a C4 fraction (C4) by extractive distillation using a selective solvent (LM) in an extractive distillation column (EDK), it is proposed that a dividing wall (TW) is installed in the longitudinal directi... | 12/09/2008 |
| 7462262 | Vertical multitubular heat exchanger and distillation column system including the same A vertical multitubular heat exchanger that can prevent clogging of a polymerized material and is continuously operable for an extended period of time is provided. The vertical multitubular heat exchanger (1) of the present invention introduces a process flui... | 12/09/2008 |
| 7462261 | Method for producing flanged molding A method of producing a lipped molded article comprising the steps of forming a molded article having an opening portion by papermaking and outwardly curling the peripheral wall portion which constitutes the opening portion to make a lip. The method is characterized... | 12/09/2008 |
| 7462238 | Crystal growth apparatus and method of producing a crystal A crystal growth apparatus comprises a reaction vessel holding a melt mixture containing an alkali metal and a group III metal in a vessel space thereof, a porous member holding a metal melt by a surface tension thereof in a path through which a vapor of the alkali ... | 12/09/2008 |
| 7462219 | Production method of metal iron A method producing metallic iron by reducing raw materials including an iron-oxide containing material and a carbonaceous reducing agent under heating, which can minimize re-oxidization of the metallic iron and can efficiently produce metallic iron having a high met... | 12/09/2008 |
| 7462206 | Use of a mixture of esters of fatty acids as fuel or solvent The invention relates to the use of a mixture, comprising one or more alkyl esters of fatty acids and one or more esters of fatty acids of glycerol carbonate, as a fuel or solvent. ... | 12/09/2008 |
| 7462130 | Control apparatus and control method of an automatic transmission A control apparatus and control method of an automatic transmission that establishes a plurality of speeds of different speed ratios by selectively engaging and/or releasing a plurality of engagement devices, detects abnormal engagement of at least one of the engage... | 12/09/2008 |
| 7462106 | Constant velocity universal joint A constant velocity universal unit includes an outer joint member whose inner peripheral face is formed with three guide grooves, an inner joint member including three tripod shafts each formed with a tripod spherical face, three roller units each including an outer... | 12/09/2008 |
| 7462050 | Rotary connector Any one of the reversing portions of the flat cables is positioned in the sighting window when the inner case is in the neutral state. A prescribed mark is attached to the reversing portion which is positioned in the sighting window when the inner case is in the neu... | 12/09/2008 |
| 7462011 | Substrate processing system, substrate processing method, sealed container storing apparatus, program for implementing the substrate processing method, and storage medium storing the program A substrate processing system which is capable of preventing dust from becoming attached to substrates without increasing the degree of cleanliness of a clean room to a predetermined level, and also capable of increasing the substrate processing throughput without i... | 12/09/2008 |