Patents by Inventor Kei Sakamoto

Kei Sakamoto has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20120302674
    Abstract: An acrylic rubber composition which contains, with respect to 100 parts by weight of acrylic rubber, a compound which is expressed by the following general formula (1) in 0.1 to 50 parts by weight and a cross-linking agent in 0.05 to 20 parts by weight is provided. (where, in said general formula (1), Y indicates a chemical single bond or —SO2—. Ra and Rb respectively independently indicate substitutable C1 to C30 organic groups. Za and Zb respectively independently indicate chemical single bonds or —SO2—.
    Type: Application
    Filed: January 28, 2011
    Publication date: November 29, 2012
    Inventors: Tomonori Ogawa, Masanobu Shinohara, Tsutomu Yoshimura, Kei Sakamoto, Satoshi Kiriki
  • Publication number: 20120302675
    Abstract: A condensed heterocyclic compound which is shown by the following formula (I) and a composition containing an (a) organic material and (b) at least one type of the condensed heterocyclic compound are provided. (Y indicates a chemical single bond, —S(?O)—, or —SO2—. Ra and Rb indicate substitutable C1 to C30 organic groups. Za and Zb indicate chemical single bonds or —SO2—. X1 and X2 indicate hydrogen atoms etc. n and m respectively independently indicate integers of 0 to 2, where one of n and m is not 0).
    Type: Application
    Filed: January 28, 2011
    Publication date: November 29, 2012
    Inventors: Kei Sakamoto, Satoshi Kiriki, Tomonori Ogawa, Masanobu Shinohara
  • Patent number: 8281260
    Abstract: According to one embodiment, an information processing apparatus is provided with a display section, and can be instructed to be operated by a pointer displayed on the display section, and includes a detection section for detecting, from an input image of a hand, a position of the hand in the image, an operation section for obtaining a probability that the hand exists in the image by using the latest detection result detected by the detection section, and a value of a probability distribution function having a peak at a position which has been evaluated last time as a position at which a probability that the hand exists is high, and a pointer display section for moving the pointer, on the basis of an evaluation value obtained from the probability, to a position at which the probability that the hand exists is the highest and displaying the pointer at the position.
    Type: Grant
    Filed: August 14, 2008
    Date of Patent: October 2, 2012
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Satoru Ishigaki, Toshifumi Ootake, Kei Sakamoto
  • Patent number: 8189818
    Abstract: In an electronic apparatus, microphones are arranged parallel to one side of a display screen so as to be spaced apart from each other on the front surface of a display whose display screen is exposed. Together with the microphone, a microphone is arranged parallel to other side different from one side of the display screen. Of the microphones, the microphones are selected when one side of the display screen serves as a bottom, and the microphones are selected when other side of the display screen serves as the bottom. A voice input process is then executed.
    Type: Grant
    Filed: September 21, 2004
    Date of Patent: May 29, 2012
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Toshio Takahashi, Kazuyuki Saito, Makoto Yamaguchi, Kei Sakamoto
  • Publication number: 20120101196
    Abstract: There are provided a novel diarylamine compound represented by the following formula (I), (II) or (III), which has at least one signal attributable to the hydrogen of the N—H moiety at 8.30 ppm to 9.00 ppm when a deuterated dimethyl sulfoxide solution of the diarylamine compound is analyzed by 1H-NMR; and an aging inhibitor, a polymer composition, a crosslinked rubber product and a molded article thereof, and a method of producing a diarylamine compound. In the formulas, A1 to A6 each represent an aromatic group which may have a substituent; A represents an aromatic group or a cyclic aliphatic group, which may both have a substituent; L represents 1 or 2; and n represents 0 or 1.
    Type: Application
    Filed: June 30, 2010
    Publication date: April 26, 2012
    Inventors: Kei Sakamoto, Tomonori Ogawa, Satoshi Kiriki, Masanobu Shinohara, Yasushi Nakano
  • Patent number: 8158021
    Abstract: A polymerizable liquid crystal compound shown by the following formula (I), a polymerizable liquid crystal composition that includes the polymerizable liquid crystal compound and a chiral compound polymerizable with the polymerizable liquid crystal compound, a liquid crystalline polymer obtained by polymerizing the polymerizable liquid crystal compound or the polymerizable liquid crystal composition, and an optical anisotropic article that includes the liquid crystalline polymer. The polymerizable liquid crystal compound shows a liquid crystal phase over a wider temperature range, is chemically stable, can be inexpensively produced, and has a wide selective reflection wavelength band ?? (i.e., a large value ?n).
    Type: Grant
    Filed: April 24, 2008
    Date of Patent: April 17, 2012
    Assignee: Zeon Corporation
    Inventors: Kei Sakamoto, Naoto Kogoshi, Yoshihide Yachi
  • Patent number: 8102380
    Abstract: According to one embodiment, an information processing device includes a position detecting section configured to detect a position of a hand from an input image of the hand, a memory section configured to store data of the position of the hand detected by the position detecting section, a rotation judging section configured to judge, assuming that records of the data of the position of the hand stored in the memory section show a rotary movement, that a latest position of the hand falls in an angle range predicted for the rotary movement, and an executing section configured to, when the rotation judging section judges that the latest position of the hand falls in the angle range, obtain a rotational angle at the latest position of the hand and also execute a process that corresponds to a predetermined rotary movement of the hand.
    Type: Grant
    Filed: August 14, 2008
    Date of Patent: January 24, 2012
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Satoru Ishigaki, Toshifumi Ootake, Kei Sakamoto
  • Publication number: 20110186777
    Abstract: The present inventions to provide a novel polymerizable chiral compound (chiral agent) having high helical twisting power, a polymerizable liquid crystal composition comprising the polymerizable chiral compound and a polymerizable liquid crystal compound, a liquid crystal polymer, and an optically anisotropic body.
    Type: Application
    Filed: September 9, 2009
    Publication date: August 4, 2011
    Applicant: ZEON CORPORATION
    Inventors: Kei Sakamoto, Kentaro Tamura
  • Publication number: 20110140041
    Abstract: A polymerizable liquid crystal compound shown by the following formula, a polymerizable liquid crystal composition that includes the polymerizable liquid crystal compound and a chiral compound polymerizable with the polymerizable liquid crystal compound, a liquid crystalline polymer obtained by polymerizing the polymerizable liquid crystal compound or the polymerizable liquid crystal composition, and an optically anisotropic article that includes the liquid crystalline polymer, are disclosed.
    Type: Application
    Filed: June 17, 2009
    Publication date: June 16, 2011
    Inventors: Kei Sakamoto, Yasushi Nakano
  • Publication number: 20110144379
    Abstract: Disclosed are a novel asymmetric azine compound (I) and a method for producing an asymmetric azine compound (I) which is characterized in that an aldehyde compound (III) and hydrazine are reacted in an alcohol solvent at a molar ratio (aldehyde compound (III)):(hydrazine) of from 2:1 to 1:2, thereby obtaining a reaction solution including a hydrazone compound (IV), and then an aldehyde compound (V) is added for a reaction into the thus-obtained reaction solution at a molar ratio (aldehyde compound (V)):(hydrazone compound (IV)) of from 2:1 to 1:2. The method can commercially advantageously produce an asymmetric azine compound having a polar group such as a hydroxyl group or a carboxyl group in each molecule. The novel asymmetric azine compound can be obtained by this production method. (In the formulae, R1 and R2 each represents a hydroxyl group or a carboxyl group, X1 to X8 each represents a hydrogen atom, —C(?O)—OR3 or the like; and R3 represents an alkyl group having 1 to 10 carbon atoms or the like.
    Type: Application
    Filed: June 17, 2009
    Publication date: June 16, 2011
    Applicant: ZEON CORPORATION
    Inventors: Kei Sakamoto, Yasushi Nakano
  • Publication number: 20100258764
    Abstract: A polymerizable liquid crystal compound shown by the following formula (I), a polymerizable liquid crystal composition that includes the polymerizable liquid crystal compound and a chiral compound polymerizable with the polymerizable liquid crystal compound, a liquid crystalline polymer obtained by polymerizing the polymerizable liquid crystal compound or the polymerizable liquid crystal composition, and an optical anisotropic article that includes the liquid crystalline polymer. The polymerizable liquid crystal compound shows a liquid crystal phase over a wider temperature range, is chemically stable, can be inexpensively produced, and has a wide selective reflection wavelength band ?? (i.e., a large value ?n).
    Type: Application
    Filed: April 24, 2008
    Publication date: October 14, 2010
    Applicant: ZEON CORPORATION
    Inventors: Kei Sakamoto, Naoto Kogoshi, Yoshihide Yachi
  • Publication number: 20090220128
    Abstract: An authentication apparatus for authenticating an authentication target of a user's face includes: a display configured to display an image to authentication target; a camera arranged in the vicinity of the display to take an image of the authentication target; an assist unit configured to output a guide image instructing a user a direction in which to turn in accordance with an attribute of the authenticating; and an image synthesis unit configured to synthesize the image taken by the camera and the guide image output from the assist unit to display a synthesized image on the display.
    Type: Application
    Filed: February 2, 2009
    Publication date: September 3, 2009
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Yuuji IRIMOTO, Kei SAKAMOTO
  • Publication number: 20090153655
    Abstract: A gesture recognition apparatus including a detector, a controller and a gesture recognizer, and is able to detect a portion to be detected using an image captured at a first resolution without reducing the number of images to be entered per unit of time to an object detector by detecting an auxiliary portion instead when the portion to be detected is not detected at a second resolution, estimating the position of the auxiliary portion based on the position of the auxiliary portion, and extracting the periphery thereof from the image captured at the first resolution.
    Type: Application
    Filed: September 19, 2008
    Publication date: June 18, 2009
    Inventors: Tsukasa IKE, Yasukazu Okamoto, Satoru Ishigaki, Kei Sakamoto, Masahiro Fujita, Hisashi Kazama
  • Patent number: 7524978
    Abstract: 2-Oxabicyclo[3.3.0]octane compounds represented by the following formula (1) (compound (1)); an optical resolver comprising at least one of the compounds (1); a process for producing the compounds (1) which comprises reacting a compound (2) or compound (3) with an alcohol (5) in the presence of an acid catalyst; a method of separating a diastereomer mixture of a compound (1); and a method of optically resolving an alcohol with the optical resolver. [In the formulae, R1 to R10 each represents hydrogen atom, etc.; R11 represents an alkyl group, etc.; R12 represents a hydrocarbon group, etc.; R13 represents a hydrocarbon group, etc.; and A represents acetyl group, etc.
    Type: Grant
    Filed: August 22, 2003
    Date of Patent: April 28, 2009
    Assignee: Zeon Corporation
    Inventors: Kei Sakamoto, Yasushi Nakano, Yoshihisa Kondou, Toshiro Yamada, Hisao Nemoto
  • Publication number: 20090064054
    Abstract: According to one embodiment, an information processing apparatus is provided with a display section, and can be instructed to be operated by a pointer displayed on the display section, and includes a detection section for detecting, from an input image of a hand, a position of the hand in the image, an operation section for obtaining a probability that the hand exists in the image by using the latest detection result detected by the detection section, and a value of a probability distribution function having a peak at a position which has been evaluated last time as a position at which a probability that the hand exists is high, and a pointer display section for moving the pointer, on the basis of an evaluation value obtained from the probability, to a position at which the probability that the hand exists is the highest and displaying the pointer at the position.
    Type: Application
    Filed: August 14, 2008
    Publication date: March 5, 2009
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Satoru Ishigaki, Toshifumi Ootake, Kei Sakamoto
  • Publication number: 20090058800
    Abstract: According to one embodiment, an information processing device includes a position detecting section configured to detect a position of a hand from an input image of the hand, a memory section configured to store data of the position of the hand detected by the position detecting section, a rotation judging section configured to judge, assuming that records of the data of the position of the hand stored in the memory section show a rotary movement, that a latest position of the hand falls in an angle range predicted for the rotary movement, and an executing section configured to, when the rotation judging section judges that the latest position of the hand falls in the angle range, obtain a rotational angle at the latest position of the hand and also execute a process that corresponds to a predetermined rotary movement of the hand.
    Type: Application
    Filed: August 14, 2008
    Publication date: March 5, 2009
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Satoru Ishigaki, Toshifumi Ootake, Kei Sakamoto
  • Patent number: 7426288
    Abstract: An apparatus includes an input device which inputs coordinate data and pressure data corresponding to a signature which is handwritten by a stylus, a unit for sensing a completion of input of a handwritten signature, a unit for detecting an actual stroke end point, a unit for extracting a given number of items of coordinate data input after the actual stroke end point, as effective air stroke data, from the coordinate data and pressure data both input during a period of time from the actual stroke end point to sensing of the completion of input of the handwritten signature, and a unit for defining, as signature data corresponding to the handwritten signature, the coordinate data and the pressure data both input during a period of time from a signature input start point to the actual stroke end point and the coordinate data extracted as the effective air stroke data.
    Type: Grant
    Filed: October 6, 2004
    Date of Patent: September 16, 2008
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Kei Sakamoto, Yojiro Tonouchi
  • Patent number: 7222249
    Abstract: A peak shift/cut control program is a program for carrying out a system environment setting changeover control, and properly changes a profile in accordance with each time zone of profile B collectively managing system environment setting items. A user interface section sets time zone corresponding to each profile. A time acquire section periodically acquires system time from an internal clock section of an operating system, and transfers the system time to a profile changeover section. The profile changeover section carries out profile changeover control in accordance with time zone set by the user interface section while receiving the system time from the time acquire section.
    Type: Grant
    Filed: November 19, 2003
    Date of Patent: May 22, 2007
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Toshikazu Morisawa, Satoru Arai, Koji Nakamura, Hideaki Andoh, Kei Sakamoto
  • Publication number: 20060205960
    Abstract: 2-Oxabicyclo[3.3.0]octane compounds represented by the following formula (1) (compound (1)); an optical resolver comprising at least one of the compounds (1); a process for producing the compounds (1) which comprises reacting a compound (2) or compound (3) with an alcohol (5) in the presence of an acid catalyst; a method of separating a diastereomer mixture of a compound (1); and a method of optically resolving an alcohol with the optical resolver. In the formulae, R1 to R10 each represents hydrogen atom, etc.; R11 represents an alkyl group, etc.; R12 represents a hydrocarbon group, etc.; R13 represents a hydrocarbon group, etc.; and A represents acetyl group, etc.
    Type: Application
    Filed: August 22, 2003
    Publication date: September 14, 2006
    Inventors: Kei Sakamoto, Yasuyuki Nakano, Yoshihisa Kondou, Toshiro Yamada, Hisao Nemoto
  • Patent number: 6995226
    Abstract: A ring-opened metathesis copolymer and its hydrogenated product having a desired monomer unit ratio and a high molecular weight and having hydroxyl groups or hydroxycarbonyl groups can be obtained by conducting a ring-opening metathesis copolymerization of a norbornene-type monomer having hydroxyl groups or hydroxycarbonyl groups with an unsubstituted norbornene-type monomer having at least three rings in the presence of a catalyst predominantly comprised of an organic ruthenium compound having coordinated therewith a neutral electron-donating ligand, and, if desired, hydrogenating the resulting copolymer. The thus-obtained ring-opened metathesis copolymer and its hydrogenation product are characterized by having a low water absorption, good adhesion to metal and other materials, good compatibility with a curing agent and other compounds, and high heat resistance, and exhibiting reduced signal retardation and signal noise.
    Type: Grant
    Filed: June 5, 2002
    Date of Patent: February 7, 2006
    Assignee: Zeon Corporation
    Inventors: Kazunori Taguchi, Yasuo Tsunogae, Hitomi Takeuchi, Yasuhiro Wakisaka, Kei Sakamoto