Patents by Inventor Koji Nakamura

Koji Nakamura 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).

  • Patent number: 8117945
    Abstract: A speed reducer capable of shortening a length in an axial direction of a turning structure by arranging a plurality of small-sized motors is provided. The hollow speed reducer 10 is a planetary gear apparatus having a crankshaft 11, a pinion 12 formed with outer teeth at an outer periphery thereof, fitted to a crank portion of the crank shaft 11 and eccentrically moved, and a case 13 an inner peripheral face of which is formed with inner teeth brought in mesh with the outer teeth of the pinion 12, in which an inner portion of the hollow speed reducer 10 is formed with a hollow hole, a center gear for an input of the hollow speed reducer 10 is provided at a position of the hollow hole, and small gears provided at output shafts of a plurality of motors 15 are simultaneously brought in mesh with the center gear.
    Type: Grant
    Filed: September 26, 2006
    Date of Patent: February 21, 2012
    Assignee: Nabtesco Corporation
    Inventor: Koji Nakamura
  • Publication number: 20120003361
    Abstract: The invention relates to a polyamide composition for film, comprising a polyamide resin, a vinyl amide-based polymer and a crosslinked poly(N-vinyl lactam), and a film comprising the same. More specifically, the present invention relates to a polyamide resin composition for a film, ensuring that the film has a matte texture, good film appearance with very little yellow tint, large water vapor permeability and excellent smoking treatment effect and that problems such as clogging of a filter can be reduced and continuous productivity is excellent, and a film comprising the same.
    Type: Application
    Filed: March 17, 2010
    Publication date: January 5, 2012
    Applicant: UBE INDUSTRIES, LTD.
    Inventors: Yutaka Yamaguchi, Koji Nakamura
  • Patent number: 8088833
    Abstract: To provide a separating agent for IgG purification, whereby IgG can be separated and purified efficiently at a high purity, and a method for purifying an IgG using it. A separating agent for IgG purification, characterized in that a polyacrylic acid and/or a polymethacrylic acid is immobilized on a carrier, and a method for purifying an IgG monomer, characterized in that a mixture containing an IgG monomer and an impurity containing polymeric IgG is contacted to the separating agent and eluted.
    Type: Grant
    Filed: April 24, 2007
    Date of Patent: January 3, 2012
    Assignee: Tosoh Corporation
    Inventor: Koji Nakamura
  • Patent number: 8067075
    Abstract: A multilayer tube including at least three layers including a layer (a) formed of (A) polyamide 11 and/or polyamide 12, a layer (b) formed of (B) a polyamide (semi-aromatic polyamide) including a dicarboxylic acid unit containing a terephthalic acid and/or naphthalenedicarboxylic acid unit in a proportion of 50 mol % or more based on all dicarboxylic acid units, and a diamine unit containing an aliphatic diamine unit having a carbon number of 9 to 13 in a proportion of 60 mol % or more based on all diamine units, and a layer (c) formed of (C) a fluorine-containing polymer having introduced into the molecular chain thereof a functional group having reactivity with a polyamide-based resin, is provided as a multilayer tube excellent in an alcohol gasoline permeation-preventing property, interlayer adhesion, low-temperature impact resistance, heat resistance and chemical resistance.
    Type: Grant
    Filed: January 27, 2005
    Date of Patent: November 29, 2011
    Assignees: Ube Industries, Inc., Asahi Glass Company, Limited, Kuraray Co., Ltd.
    Inventors: Tomoharu Nishioka, Koji Nakamura, Tsuyoshi Iwasa, Atsushi Funaki, Eiichi Nishi, Koichi Uchida, Tsugunori Kashimura, Takashi Yamashita, Yuji Munesawa
  • Publication number: 20110284017
    Abstract: A nail care or fingertip care tool is constituted by an elastic bag-like material having sufficient size to cover the nail at the fingertip and also having a liquid-absorbing member fixedly attached over an area inside the bag-like material that comes in contact with the nail.
    Type: Application
    Filed: May 13, 2011
    Publication date: November 24, 2011
    Inventor: Koji NAKAMURA
  • Patent number: 8060336
    Abstract: An electronic apparatus includes a body, a triaxial acceleration sensor which is built in the body and includes a long axis and a short axis, a disk device built in the body, a calculation unit that calculates a value on a basis of an acceleration value which is detected by the triaxial acceleration sensor and is output in a direction perpendicular to the long axis and to the short axis, a setting unit that sets a threshold in a state of the body in which a plane formed by the long axis and the short axis is approximately parallel to a direction of action of gravitational acceleration, and a controller that starts protection of the disk device on a basis of a result of comparison between the value calculated by the calculation unit and the threshold.
    Type: Grant
    Filed: January 27, 2009
    Date of Patent: November 15, 2011
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Koji Nakamura, Tatsuya Aoyagi, Toru Mamata, Kinji Taki
  • Patent number: 8047943
    Abstract: A reduction gear transmission, a kind of eccentrically-oscillating-type reduction gear transmission, is provided with an internal gear, an external gear, a carrier, a crank member and a bearing mechanism. The external gear comprises a through hole at a position offset from its central axis. The carrier comprises a support shaft that extends into the through hole of the external gear. The crank member comprises a though hole into which the support shaft extends and an eccentric member that engages inside the through hole of the external gear. The central axis of the eccentric member is offset from a central axis of the support shaft. The bearing is disposed between the support shaft and the crank member, and supports the crank member such that the crank member is capable of rotating with respect to the central axis of the support shaft.
    Type: Grant
    Filed: September 26, 2007
    Date of Patent: November 1, 2011
    Assignee: Nabtesco Corporation
    Inventor: Koji Nakamura
  • Publication number: 20110249126
    Abstract: Disclosed are a digital broadcast reception device, a digital broadcast reception method and a program that shorten the period during which display is not possible that occurs when channels are switched.
    Type: Application
    Filed: December 25, 2009
    Publication date: October 13, 2011
    Applicant: PANASONIC CORPORATION
    Inventors: Koji Nakamura, Toshio Oka
  • Patent number: 8029400
    Abstract: The present invention provides a center crank eccentrically oscillating speed reducer enabled to increase the available cross-sectional area of a hollow hole, while the generation of large noises is suppressed, as compared with the conventional center crank eccentrically oscillating speed reducer. An eccentrically oscillating speed reducer (100) includes a case (110) configured to have internal teeth (111), a hollow crankshaft 120 configured to have an external gear 123, external gears 131 and (131) have external teeth 131a and 132a a carrier 140, and a transmission gear (160) configured to mesh with an input gear (150) and the external gear (123) and to transmit power transmitted from the input gear (150) to the external gear (123).
    Type: Grant
    Filed: August 22, 2006
    Date of Patent: October 4, 2011
    Assignee: Nabtesco Corporation
    Inventor: Koji Nakamura
  • Publication number: 20110223235
    Abstract: The present invention provides an adhesive preparation, which includes a backing and a pressure-sensitive adhesive layer formed on at least one side of the backing, the pressure-sensitive adhesive layer containing (?)-(R)—N,?-dimethyl-N-2-propynylphenethylamine and/or a pharmaceutically acceptable salt thereof, a pressure-sensitive adhesive and one or two or more stabilizers selected from the group consisting of 2-mercaptobenzimidazole, sodium sulfite, butylhydroxyanisole and butylhydroxytoluene.
    Type: Application
    Filed: March 11, 2011
    Publication date: September 15, 2011
    Applicants: NITTO DENKO CORPORATION, FUJIMOTO CO., LTD.
    Inventors: Keigo INOSAKA, Satoshi AMEYAMA, Koji NAKAMURA, Junichi SEKIYA
  • Publication number: 20110223675
    Abstract: Drug release means from liposomes and a method for evaluating drug releasability of liposome preparations, which are useful for the quality control of a liposome preparation, are simple, accurate and excellent in reproducibility and are able to achieve in vivo/in vitro correlation (IVIVC), are provided. The drug release means from liposomes by causing the shift of chemical equilibrium in the inside of the liposome and the method for evaluating drug releasability by quantitatively determining the drug released to the outside of the liposome.
    Type: Application
    Filed: November 20, 2009
    Publication date: September 15, 2011
    Applicant: TERUMO KABUSHIKI KAISHA
    Inventors: Koji Nakamura, Keisuke Yoshino, Masayo Kondo, Keiko Yamashita
  • Publication number: 20110223236
    Abstract: The present invention provides an adhesive preparation, which includes a backing and a pressure-sensitive adhesive layer formed on at least one side of the backing, the pressure-sensitive adhesive layer containing (?)-(R)—N,?-dimethyl-N-2-propynylphenethylamine and/or a pharmaceutically acceptable salt thereof, a pressure-sensitive adhesive and a component which is liquid at 25° C. and has two or more ester bonds in one molecule thereof.
    Type: Application
    Filed: March 11, 2011
    Publication date: September 15, 2011
    Applicants: NITTO DENKO CORPORATION, FUJIMOTO CO., LTD.
    Inventors: Satoshi AMEYAMA, Eri NISHIURA, Koji NAKAMURA, Masashi KAMIYAMA, Hiroki MARUO, Kyoko HOSAKA, Mitsuhiko HORI
  • Publication number: 20110223237
    Abstract: The present invention provides an adhesive preparation, which includes a backing and a pressure-sensitive adhesive layer formed on at least one side of the backing, the pressure-sensitive adhesive layer containing (?)-(R)—N,?-dimethyl-N-2-propynylphenethylamine and/or a pharmaceutically acceptable salt thereof, a pressure-sensitive adhesive, an antioxidant and a metal hydroxide.
    Type: Application
    Filed: March 11, 2011
    Publication date: September 15, 2011
    Applicants: NITTO DENKO CORPORATION, FUJIMOTO CO., LTD.
    Inventors: Eri NISHIURA, Satoshi AMEYAMA, Koji NAKAMURA, Keigo INOSAKA, Mitsuhiko HORI
  • Patent number: 8017118
    Abstract: The present invention provides antibodies specifically against hDlk-1 and having anti-tumor activity in vivo (anti-hDlk-1 antibodies), a fragments of the antibodies, hybridomas that produce the antibodies, a complex of the antibody or antibody fragment and an agent, a pharmaceutical composition comprising the antibody and the like, a tumor therapeutic agent, a tumor angiogenesis inhibitor, a tumor diagnostic agent, a method for detecting tumor, a kit for detecting and/or diagnosing tumor, etc.
    Type: Grant
    Filed: March 16, 2009
    Date of Patent: September 13, 2011
    Assignee: LivTech Inc. — Teikyo University Biotechnology Research Center
    Inventors: Koji Nakamura, Rie Tajima, Shankar Kumar, J. Yun Tso, Naoya Tsurushita
  • Patent number: 7976420
    Abstract: The present invention provides an eccentric oscillating type speed reducer that can more effectively be cooled with an extremely simple structure. An eccentric oscillating type speed reducer 1 includes a camshaft 11 having crank portions 11a and 11b, a plurality of externally toothed gear members 12 that respectively have holes, each of which accommodates an associated one of the crank portions, and that are eccentrically moved by rotation of the camshaft, an internally toothed gear member 13 having an inner peripheral surface in which internal teeth to be meshed with external teeth formed on external peripheral surfaces of the externally toothed gear members are formed so as to set the number of the internal teeth to be slightly larger than that of external teeth, and support members 14 respectively positioned at both ends of the externally toothed gear members so as to rotatably support both ends of the camshaft.
    Type: Grant
    Filed: January 12, 2007
    Date of Patent: July 12, 2011
    Assignee: Nabtesco Corporation
    Inventor: Koji Nakamura
  • Patent number: 7971503
    Abstract: There is provided a joint mechanism constituted by a base 1, a turning base 4 provided above the base and rotated, and an arm 6 a lower end portion is pivotably supported by the turning base, in which a speed reducer 2 for rotating the turning base is provided at inside of the base, a counterbalance system 10 constituted by a cylinder 7 pivotably supported above the turning base and filled with a lubricant, a piston 8 provided in a hermetically sealed state slidably in a longitudinal direction at inside of the cylinder, and a piston rod 9 one end portion of which is connected to the piston and other end portion of which is connected to the arm 6 is provided, the speed reducer and the cylinder of the counterbalance system are connected and a lubricant of the speed reducer is introduced into the cylinder.
    Type: Grant
    Filed: January 12, 2007
    Date of Patent: July 5, 2011
    Assignee: Nabtesco Corporation
    Inventor: Koji Nakamura
  • Publication number: 20110105736
    Abstract: A novel separating agent for protein purification which not only can adsorb proteins in a sufficient amount for protein purification from a low concentration buffer but also can desorb the adsorbed protein easily just by altering the pH of the buffer and a simple and economical method for its production and a method for protein purification using it. One or two ligands selected from the group consisting of a ligand represented by the following formula (1): (wherein m is an integer of from 2 to 6) and a ligand represented by the following formula (2): (wherein each of R1 and R2 is independently a hydrogen atom or a C1-4 alkyl group, and n is an integer of from 1 to 6) are immobilized on a support via a urethane bond without intervention of a spacer arm.
    Type: Application
    Filed: June 22, 2009
    Publication date: May 5, 2011
    Applicant: TOSOH CORPORATION
    Inventors: Seiji Masumoto, Katsuo Komiya, Koji Nakamura
  • Publication number: 20110077117
    Abstract: The present invention provides an eccentric oscillating type speed reducer that can more effectively be cooled with an extremely simple structure. An eccentric oscillating type speed reducer 1 includes a camshaft 11 having crank portions 11a and 11b, a plurality of externally toothed gear members 12 that respectively have holes, each of which accommodates an associated one of the crank portions, and that are eccentrically moved by rotation of the camshaft, an internally toothed gear member 13 having an inner peripheral surface in which internal teeth to be meshed with external teeth formed on external peripheral surfaces of the externally toothed gear members are formed so as to set the number of the internal teeth to be slightly larger than that of external teeth, and support members 14 respectively positioned at both ends of the externally toothed gear members so as to rotatably support both ends of the camshaft.
    Type: Application
    Filed: January 12, 2007
    Publication date: March 31, 2011
    Applicant: NABTESCO CORPORATION
    Inventor: Koji Nakamura
  • Patent number: 7915560
    Abstract: The TIG welding methods of the present invention include generating an electric arc between an electrode and an object to weld the object, wherein a first shielding gas including an inert gas flows toward the welded object surrounding the electrode, a second shielding gas containing an oxidative gas flows toward the welded object along a periphery of the first shielding gas, and the concentration of the oxidative gas in the second shielding gas is set such that the oxygen concentration in the welded metal portion of the welded object is within a range of 70 to 220 wt. ppm.
    Type: Grant
    Filed: February 12, 2007
    Date of Patent: March 29, 2011
    Assignee: Taiyo Nippon Sanso Corporation
    Inventors: Toyoyuki Satou, Koji Nakamura, Yutaka Kimura, Hidetoshi Fujii, Shanping Lu, Kiyoshi Nogi
  • Patent number: D655046
    Type: Grant
    Filed: May 13, 2011
    Date of Patent: February 28, 2012
    Assignee: Taiki Corp., Ltd.
    Inventor: Koji Nakamura