Patents Represented by Attorney IPUSA, PLLC
  • Patent number: 8248176
    Abstract: A disclosed current source circuit includes a current mirror circuit having two enhancement-type MOS transistors, a depletion-type MOS transistor configured to be connected to a drain of one of the two enhancement-type MOS transistors and to function as a constant current source, and a resistor configured to have a negative temperature property and be connected to a source of the one of the two enhancement-type MOS transistors.
    Type: Grant
    Filed: December 8, 2010
    Date of Patent: August 21, 2012
    Assignee: Mitsumi Electric Co., Ltd.
    Inventors: Yoichi Takano, Koichi Yamaguchi, Koichi Kuwahara
  • Patent number: 8242817
    Abstract: A power-on reset circuit includes a first monitor circuit that monitors a power supply voltage, an output circuit that outputs a reset release signal upon detection, by the first monitor circuit, of the power supply voltage exceeding a first predetermined value, and a control circuit having lower current consumption than the first monitor circuit, wherein the control circuit includes a second monitor circuit that monitors the power supply voltage, a suppression circuit that suppresses current flowing through the first monitor circuit upon detection, by the second monitor circuit, of the power supply voltage exceeding a second predetermined value higher than the first predetermined value, and an output fixing circuit that fixes the output of the output circuit to a predetermined potential upon detection, by the second monitor circuit, of the power supply voltage exceeding the second predetermined value.
    Type: Grant
    Filed: April 25, 2011
    Date of Patent: August 14, 2012
    Assignee: Mitsumi Electric Co., Ltd.
    Inventors: Kosuke Yamamoto, Fumihiro Inoue
  • Patent number: 8243330
    Abstract: An apparatus includes an obtaining part for obtaining image data of a document and a processing part for performing a color material saving process on the image data. The image data includes an edge part and a non-edge part. The apparatus includes a determining part configured to determine whether the document includes a low line-screen ruling area. When the document is determined not to include the low line-screen ruling area, the processing part is configured to perform a first process so that an amount of color material reduced for forming the non-edge part is greater than an amount of color material reduced for forming the edge part. When the document is determined to include the low line-screen ruling area, the processing part is configured to perform a second process so that the amounts of color material reduced for forming the edge part and the non-edge parts are uniform.
    Type: Grant
    Filed: February 13, 2009
    Date of Patent: August 14, 2012
    Assignee: Ricoh Company, Ltd.
    Inventor: Noriko Miyagi
  • Patent number: 8245286
    Abstract: An information processing device acquires first identification information of a computer to which the device is coupled, and records correspondence information indicating a correspondence between a product key of a predetermined program and the first identification information, and second identification information with respect to the correspondence information, in the device, if a license authentication with respect to the product key based on the first identification information is successful. The device generates an individual certificate package including a unique secret key and public key for each second identification information, and records the individual certificate package in the device in correspondence with each second identification information.
    Type: Grant
    Filed: April 14, 2009
    Date of Patent: August 14, 2012
    Assignee: Ricoh Company, Ltd.
    Inventors: Masami Nasu, Jun Satoh
  • Patent number: 8242222
    Abstract: A polysiloxane includes a structural unit in which a functional group represented by a general formula of (in the formula, each of R1, R2, and R3 is independently an alkyl group with a carbon number of 1 or more and 6 or less and m is an integer of 2 or more and 6 or less), an ester bond or an amide bond, a spacer, and a silicon atom are bonded sequentially.
    Type: Grant
    Filed: March 31, 2009
    Date of Patent: August 14, 2012
    Assignee: Shiseido Company, Ltd.
    Inventors: Yukimitsu Suda, Kazuyuki Miyazawa
  • Patent number: 8242612
    Abstract: A wiring board includes a core substrate including an insulation base member; linear conductors configured to pierce from a first surface of the insulation base member to a second surface of the insulation base member; a ground wiring group including a first ground wiring formed on the first surface of the core substrate, and a belt-shaped second ground wiring formed on the second surface of the core substrate and electrically connected to the first ground wiring by way of a part of the linear conductors; and an electric power supply wiring group including a first electric power supply wiring formed on the first surface, and a second electric power supply wiring formed on the second surface and electrically connected to the first electric power supply wiring by way of a part of the plural linear conductors.
    Type: Grant
    Filed: June 11, 2010
    Date of Patent: August 14, 2012
    Assignee: Shinko Electric Industries Co., Ltd.
    Inventors: Michio Horiuchi, Yasue Tokutake, Yuichi Matsuda, Tomoo Yamasaki, Yuta Sakaguchi
  • Patent number: 8236639
    Abstract: A semiconductor device manufacturing method is a method of forming a semiconductor device that includes a cell part that includes plural transistor cells in each of which a gate of a trench type is formed in a semiconductor layer, and diffused layers are formed on both sides of the gate, and a guard ring part that surrounds the cell part. The semiconductor device manufacturing method includes forming an interlayer dielectric film on a surface of the semiconductor layer in which the gate and the diffused layers are formed; reducing a thickness of the interlayer dielectric film formed in the cell part through etch back; forming a contact part having a shape of a hole or a groove in the interlayer dielectric film at a position above the diffused layer; and forming a metal film on the interlayer dialectic film.
    Type: Grant
    Filed: March 24, 2011
    Date of Patent: August 7, 2012
    Assignee: Mitsumi Electric Co., Ltd.
    Inventors: Hiroaki Kikuchi, Katsunori Kondo, Shigeru Shinohara, Osamu Takahashi, Tomoaki Yamabayashi
  • Patent number: 8232837
    Abstract: A communication device includes a first JK flip-flop (FF) outputting a first output signal in response to a first input signal at a J-input and a reversed signal of the first input signal at a K-input, and a second JK FF outputting a second output signal in response to a second input signal at a J-input and a reversed signal of the second input signal at a K-input. A clock input to a NAND gate (12) is replaced by a reversed signal of a Q-output of the second JK FF. A clock input to a NAND gate (13) is replaced by the reversed signal of the second input signal. A clock input to a NAND gate (22) is replaced by a reversed signal of a Q-output of the first JK FF. A clock input to a NAND gate (23) is replaced by the reversed signal of the first input signal.
    Type: Grant
    Filed: October 19, 2009
    Date of Patent: July 31, 2012
    Assignee: Mitsumi Electric Co., Ltd.
    Inventors: Shuhei Abe, Akira Ikeuchi
  • Patent number: 8231835
    Abstract: A mat product, includes a mat member including inorganic fibers and having a full length Lm; and a package member having an full length Lr; wherein the mat member is received in an inside space of the package member; the inside space of the package member is in gas-communication with an outside environment; and the full length Lr of the package member is greater than the full length Lm of the mat member and thereby the mat member can move in the inside space along a full length direction.
    Type: Grant
    Filed: August 17, 2009
    Date of Patent: July 31, 2012
    Assignee: Ibiden Co., Ltd.
    Inventor: Hiroki Tabata
  • Patent number: 8234087
    Abstract: A battery status detecting method for detecting a battery status of a secondary battery that supplies power to an electrical load is disclosed. This method includes measuring a discharge current value of the secondary battery, and estimating the dischargeable capacity or the dischargeable time of the secondary battery with the measured discharge current value based on discharge characteristics of the secondary battery indicating the discharge status of the secondary battery when the voltage of the secondary battery drops to a predetermined voltage specified by the electrical load.
    Type: Grant
    Filed: April 16, 2008
    Date of Patent: July 31, 2012
    Assignee: Mitsumi Electric Co., Ltd.
    Inventor: Yoshihide Majima
  • Patent number: 8232639
    Abstract: In a method of manufacturing a semiconductor-device mounted board, connection terminals are formed on electrode pads on a semiconductor integrated circuit respectively. A first insulating layer is formed to cover the connection terminals. A plate-like medium having a rough surface is disposed on the first insulating layer. The rough surface of the plate-like medium is pressed onto the first insulating layer so that a part of each of the connection terminals is exposed. A semiconductor device is produced by removing the plate-like medium. A second insulating layer is formed to cover side surfaces of the semiconductor device. A wiring pattern is formed to cover surfaces of the first and second insulating layers, the wiring pattern being electrically connected to the exposed connection terminal parts.
    Type: Grant
    Filed: November 23, 2010
    Date of Patent: July 31, 2012
    Assignee: Shinko Electric Industries Co., Ltd.
    Inventors: Toshio Kobayashi, Takaharu Yamano, Takashi Kurihara
  • Patent number: 8230205
    Abstract: An image processing apparatus has first through n-th pluralities of programs which, when executed by a computer processor, perform respectively first through n-th functions of the image processing apparatus, where n denotes an integer more than 1, and starts up, on a function-by-function basis, the first through n-th pluralities of programs respectively corresponding to the first through n-th functions. The image processing apparatus starts up, in a predetermined sequence, respective programs included in any one plurality of programs among the first through n-th pluralities of programs to a state in which the plurality of programs performs a corresponding function.
    Type: Grant
    Filed: September 2, 2009
    Date of Patent: July 24, 2012
    Assignee: Ricoh Company, Ltd.
    Inventor: Ryouji Yamamoto
  • Patent number: 8228536
    Abstract: An image processing device includes an input filter configured to control an input process of data to be input as a subject of an image process, an output filter configured to control an output process of data to be output to an outside of the image processing device, a processing filter configured to process the data between the input filter and the output filter, and a pipe configured to transmit the data among the input filter, the processing filter, and the output filter.
    Type: Grant
    Filed: May 29, 2008
    Date of Patent: July 24, 2012
    Assignee: Ricoh Company, Ltd.
    Inventor: Koichi Suse
  • Patent number: 8229335
    Abstract: An image forming apparatus, includes a transferring belt where a color image is formed; a conveyance belt transferring a recording medium where a monochrome image is transferred; a velocity difference detecting part detecting a velocity difference between the transferring belt and the conveyance belt; a determining part determining whether the velocity difference detected by the velocity difference detecting part is equal to or greater than a designated value; a velocity adjusting part adjusting the velocity difference so that the velocity difference becomes lower than the designated value in a case where the velocity difference is determined to be the designated value or more by the determining part; and a color correcting part correcting a shift of colors between the color image and the monochrome image by using the transferring belt and the conveyance belt whose velocities are adjusted by the velocity adjusting part.
    Type: Grant
    Filed: July 7, 2010
    Date of Patent: July 24, 2012
    Assignee: Ricoh Company, Ltd.
    Inventor: Shingo Nishizaki
  • Patent number: 8222443
    Abstract: A phosphorylcholine group-containing compound that is a structure having a phosphorylcholine group represented by the following formula 1 and an amino group or a group derived from an amino group in an identical compound. (In the formula, m is 2 or more and 6 or less and p is 1 or 2. Each of X1, X2 and X3 is an alkyl group whose carbon number is 1 or more and 6 or less.
    Type: Grant
    Filed: January 18, 2008
    Date of Patent: July 17, 2012
    Assignee: Shiseido Company, Ltd.
    Inventors: Kazuyuki Miyazawa, Yukimitsu Suda
  • Patent number: 8222442
    Abstract: A phosphorylcholine group-containing compound that is a structure having a phosphorylcholine group represented by the following formula 1 and an amino group or a group derived from an amino group in an identical compound. (In the formula, m is 2 or more and 6 or less and p is 1 or 2. Each of X1, X2 and X3 is an alkyl group whose carbon number is 1 or more and 6 or less.
    Type: Grant
    Filed: November 2, 2011
    Date of Patent: July 17, 2012
    Assignee: Shiseido Company, Ltd.
    Inventors: Kazuyuki Miyazawa, Yukimitsu Suda
  • Patent number: 8224197
    Abstract: An image forming apparatus includes a photosensitive member driving part that drives a photosensitive member, a counting part that carries out an adding operation when the photosensitive member driving part drives the photosensitive member, and carries out a subtracting operation when the photosensitive member driving part stops the photosensitive member; and a control part that interrupts, when a count value of the counting part becomes equal to or more than a first predetermined value, a printing operation of driving the photosensitive member, forming an electrostatic latent image on the photosensitive member, and fixing a toner adhering to the photosensitive member onto a recording sheet, and causes the counting part to start the subtracting operation.
    Type: Grant
    Filed: March 15, 2010
    Date of Patent: July 17, 2012
    Assignee: Ricoh Company, Ltd.
    Inventors: Kazuo Mohri, Yuuya Ozaki
  • Patent number: 8218180
    Abstract: An image forming apparatus includes an image receiving unit configured to receive image data, a sender identifying unit configured to identify a sender of the received image data, a check unit configured to check whether the identified sender corresponds to a predetermined sender, a management information providing unit configured to provide management-purpose image data obtained by encoding management information for controlling at least one of a transmission operation for transmitting an image scanned from a printout and a copy operation for copying an image scanned from a printout, and a print unit configured to print the management-purpose image data together with the received image data in response to a check result by the check unit indicating that the identified sender corresponds to the predetermined sender.
    Type: Grant
    Filed: December 10, 2008
    Date of Patent: July 10, 2012
    Assignee: Ricoh Company, Ltd.
    Inventor: Toshifumi Shobu
  • Patent number: 8218863
    Abstract: An image processing apparatus which extracts, from image data, drawing-photograph pixels forming a drawing or a photograph, the image processing apparatus including a pixel value replacement unit configured to replace pixel values of image data with plural representative pixel values; a candidate region extraction unit configured to extract plural candidate regions; a feature value acquisition unit configured to acquire a feature value indicating a degree of contained symbol pixels forming symbols; a feature value determination units.
    Type: Grant
    Filed: January 21, 2009
    Date of Patent: July 10, 2012
    Assignee: Ricoh Company, Ltd.
    Inventor: Fumihiro Hasegawa
  • Patent number: 8217493
    Abstract: A semiconductor device includes a plurality of capacitor cells having respective lower electrodes to which signals are applied and respective upper electrodes arranged to face the respective lower electrodes, wherein each interconnect connected to a corresponding one of the lower electrodes includes a shield interconnect section enclosing a corresponding one of the upper electrodes.
    Type: Grant
    Filed: June 13, 2008
    Date of Patent: July 10, 2012
    Assignee: Mitsumi Electric Co., Ltd.
    Inventors: Fumihiro Inoue, Hitoshi Shima