Patents by Inventor Hideki Nakamura

Hideki 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: 8932787
    Abstract: An electrophotographic photoconductor including: an electroconductive substrate; an intermediate layer; and a photoconductive layer, the intermediate layer and the photoconductive layer being on the electroconductive substrate, wherein the intermediate layer includes an inorganic pigment and a binder resin, wherein a volume ratio of the inorganic pigment in the intermediate layer is 30% by volume to 50% by volume, wherein the inorganic pigment comprises titanium oxide and a content of the titanium oxide in the inorganic pigment is 70% by mass to 90% by mass, wherein the inorganic pigment has a specific surface area of 70 m2/g to 140 m2/g, and wherein the intermediate layer has a volume resistivity at an electrical field intensity of 2.5×105 V/cm of 5×1011 ?·cm to 1×1013 ?·cm.
    Type: Grant
    Filed: December 14, 2012
    Date of Patent: January 13, 2015
    Assignee: Ricoh Company, Ltd.
    Inventors: Eiji Kurimoto, Tadayoshi Uchida, Hideki Nakamura
  • Patent number: 8887589
    Abstract: A twin clutch transmission for a large horsepower vehicle having a compact size and a high transmission efficiency is obtained. In a twin clutch transmission, there are provided an input shaft, an odd-numbered level speed change mechanism 30, an even-numbered level speed change mechanism 60, a synchronizing speed change mechanism 100, and an output mechanism 90. The speed change mechanisms 30 and 60 include transmission gear trains 32 and 62, main clutches 34 and 64 for selectively transmitting the powers of the transmission gear trains 32 and 62 to the transmission shafts 40 and 70. The synchronizing speed change mechanism 100 includes synchronizing gear trains 110 and 120 for coupling the rotation of the odd-numbered level transmission shaft 32 with the rotation of the even-numbered level transmission shaft 62, and synchronizing clutches 112 and 122 for selecting coupling by this synchronizing gear train.
    Type: Grant
    Filed: May 31, 2011
    Date of Patent: November 18, 2014
    Assignee: Hitachi Nico Transmission, Co., Ltd.
    Inventors: Masahiko Ibamoto, Hideki Nakamura, Daisuke Hagihara
  • Patent number: 8803385
    Abstract: A drive device for a hybrid vehicle includes an input shaft, a motor having a rotor and a stator, an output shaft integrally and coaxially connected to the rotor along a rotation axis and configured so as to be engaged with and disengaged from the input shaft, a rotation angle sensor including a rotating portion and a fixed portion, which forms an angle relative to the rotating portion, and detecting a rotation angle of the rotor, and a case rotatably and axially supporting the input shaft and the output shaft on the rotation axis and accommodating the motor and the rotation angle sensor, wherein a side wall portion of the case includes an angle adjusting member coaxially supporting the fixed portion relative to the rotation axis while allowing the angle of the fixed portion to be adjustable, and a clamp member supporting a harness movably connected to the fixed portion.
    Type: Grant
    Filed: September 8, 2011
    Date of Patent: August 12, 2014
    Assignee: Aisin Seiki Kabushiki Kaisha
    Inventors: Shigetaka Isogai, Hideki Nakamura, Jun Abiko
  • Publication number: 20140216857
    Abstract: A safety device main body that is inserted inside a lower frame of a car frame includes a braking member. A guiding apparatus includes a guide shoe that is displaceable inside the safety device main body between a guided position that is guided by a guide rail and a retracted position that is removed from the guided position. The guide shoe is disposed in the guided position when the braking member is separated from the guide rail. An actuating apparatus displaces the guide shoe toward the retracted position while displacing the braking member in a direction of contact with the guide rail. The safety device main body, the guiding apparatus, and the actuating apparatus are supported together by a supporting body. The supporting body is mounted onto the lower frame from below using a mounting aperture that is previously disposed on the lower frame.
    Type: Application
    Filed: December 7, 2011
    Publication date: August 7, 2014
    Applicant: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Sachiomi Mizuno, Hideki Nakamura
  • Publication number: 20140168615
    Abstract: The present invention provides a microlens array including multiple microlenses arranged axially parallel to one another, wherein entrance surfaces of the microlenses on which light is incident are made of resin, and exit surfaces of the microlenses from which light exits are made of glass.
    Type: Application
    Filed: December 16, 2013
    Publication date: June 19, 2014
    Applicant: CASIO COMPUTER CO., LTD.
    Inventors: Makoto SATO, Hideki NAKAMURA, Hiroshi OGINO
  • Patent number: 8746896
    Abstract: A light source unit includes an excitation light source and a luminescent wheel on which luminescent light emitting areas including, on a reflecting surface, red and green luminescent materials which respectively emit light of red and green wavelength band, when receiving excitation light, and a diffuse transmission area which diffuses and transmits excitation light, are aligned end to end in a circumferential direction. An excitation light incident surface of a luminescent material layer of the luminescent wheel has a surface with a plurality of projecting bodies. Regular quadrangular pyramids are arranged thereon in a matrix with outer boundaries of bottom portions of adjacent regular quadrangular pyramids contacting each other. The pyramids rise at a rising angle of at least 30°, and a length of one side of an outer boundary of the bottom portion of the pyramid is between 10 and 100 ?m.
    Type: Grant
    Filed: September 20, 2011
    Date of Patent: June 10, 2014
    Assignees: Casio Computer Co., Ltd., Stanley Electric Co., Ltd.
    Inventors: Naotsugu Ogura, Hideki Nakamura, Takeshi Miyazaki, Osamu Umamine, Hiroki Masuda, Yasuyuki Kawakami
  • Publication number: 20140152575
    Abstract: A mobile electronic device includes a touch panel, a display, and a CPU that displays a key on the display. When the CPU displays a ten key group in which a plurality of column key groups each including a plurality of keys in a column are arranged side by side on the display, the CPU displays in a switchable manner a first arrangement of the keys in which the keys in the ten-key group have the same width and a second arrangement of the keys in which keys in a center column key group arranged between a right-side column key group and a left-side column key group have a larger width than the keys in the right-side column key group and the left-side column key group.
    Type: Application
    Filed: February 5, 2014
    Publication date: June 5, 2014
    Applicant: FUJITSU LIMITED
    Inventors: Hideaki JOE, Hideki NAKAMURA, Noriko OKUMURA, Yoshiaki KIKUCHI
  • Publication number: 20140151159
    Abstract: A safety supporting body includes: a supporting body main body that is disposed inside a vertical stanchion groove of a car frame; and an engaging portion that protrudes outward from the supporting body main body, and that is hooked onto an upper end portion of a vertical stanchion. The safety supporting body is fixed to the vertical stanchion by a supporting body fixing apparatus. The supporting body fixing apparatus includes: a first fixing bolt that applies pressure between a side surface of the vertical stanchion groove and the supporting body main body; and a second fixing bolt that applies pressure between the engaging portion and a guiding apparatus mounting base that is fixed to the car frame. A safety device main body that applies a braking force to the car by placing a braking member in contact with the guide rail is disposed on the safety supporting body.
    Type: Application
    Filed: September 7, 2011
    Publication date: June 5, 2014
    Applicant: Mitsubishi Electric Corporation
    Inventors: Sachiomi Mizuno, Hideki Nakamura
  • Patent number: 8666614
    Abstract: A twin-clutch type hybrid transmission is configured to include an input shaft 10, an odd-numbered stage shift mechanism 30, an even-numbered stage shift mechanism 60, a motor power mechanism 20, and an output mechanism 90. The shift mechanisms 30 and 60 include transmission gear trains 32 and 62, and main clutches 34 and 64, respectively, the main clutches 34 and 64 for selectively transmitting the power of the transmission gear train 32 and the power of the transmission gear train 62 to transmission shafts 40 and 70, respectively. The shift mechanisms 30 and 60 also include shift gear trains 41, 43, 45, 47, 72, 74, 76, and 78 provided to the transmission shafts 40 and 70 to transmit rotation to the output mechanism 90, respectively, and mechanical clutches 50, 52, 80, and 82 for selectively engaging the corresponding shift gear trains and the transmission shafts 40 and 70, respectively. As a result, a compact twin-clutch type hybrid transmission having high transmission efficiency can be obtained.
    Type: Grant
    Filed: July 7, 2010
    Date of Patent: March 4, 2014
    Assignee: Hitachi Nico Transmission Co., Ltd.
    Inventors: Hideki Nakamura, Masahiko Ibamoto, Tatsuro Abe
  • Patent number: 8648208
    Abstract: A compound represented by the formula (I) or a pharmacologically acceptable salt thereof is used as an activator of PPAR wherein each of R1 and R2 is hydrogen, C1-8 alkyl, C1-8 alkyl substituted with halogen, or the like; each of R3, R4, R5, and R6 is hydrogen, C1-8 alkyl, or the like; X is sulfur or the like; Y is oxygen, a bond, or the like; p is 0 or 1; A is oxygen, CH2, N—NH2, or the like; when p is 1, B is phenyl, which can have a substituent; when p is 0, B is a condensed ring such as benzisoxazole, which can have a substituent; m is an integer of 1 to 4; and n is an integer of 0 to 5.
    Type: Grant
    Filed: April 15, 2009
    Date of Patent: February 11, 2014
    Assignee: Nippon Chemiphar Co. Ltd.
    Inventors: Shogo Sakuma, Rie Takahashi, Hideki Nakamura
  • Patent number: 8634729
    Abstract: An image forming apparatus includes: a sheet conveyance section having a sheet storing member to store sheets that have been aligned in a prescribed placing direction, which conveys a sheet stored in the sheet storing member; an image forming section having an image carrier, which forms an image on the image carrier; an image transfer section which transfers the image formed on the image carrier onto a sheet conveyed by the sheet conveyance section; a winding detection section which detects whether or not the sheet conveyed by the sheet conveyance section is wound around the image carrier; and a controller which controls to instruct an operator to conduct a change operation of the placing direction of the sheets stored in the sheet storing member based on a sheet winding detection signal outputted from the winding detection section.
    Type: Grant
    Filed: November 11, 2010
    Date of Patent: January 21, 2014
    Assignee: Konica Minolta Business Technologies, Inc.
    Inventors: Akira Okamoto, Kenji Yamamoto, Kazumichi Yamauchi, Hideki Nakamura, Kazutoshi Yoshimura, Masatoshi Ogawa
  • Publication number: 20140013562
    Abstract: Provided is an elevator renovation method, which is capable of reducing a renovation period and enabling effective use of a space when an existing hydraulic elevator is renovated to a non-hydraulic elevator. The elevator renovation method involves renovating a hydraulic elevator in which a plunger (3) provided integrally with a car (1) is hydraulically driven to a non-hydraulic elevator. The elevator renovation method includes; providing a driving device for generating a driving force for raising the car; leaving the plunger so that the plunger can be raised and lowered inside an existing jack (4); and obtaining the non-hydraulic elevator by exerting the driving force of the driving device in a direction in which the plunger is moved up to raise the car.
    Type: Application
    Filed: June 6, 2011
    Publication date: January 16, 2014
    Applicant: Mitsubishi Electric Corporation
    Inventors: Hideki Nakamura, Sachiomi Mizuno
  • Publication number: 20140003830
    Abstract: An image forming apparatus that heat-fixes a toner image onto a recording sheet passing through a fixing nip formed by pressing a pressurizing member against a heating rotational body heated by a heater, comprising: a storage unit storing a basic power consumption level of the heater determined in advance in a situation where inflow of inrush current to the heater is not occurring; an estimation unit calculating an estimated power consumption level of the heater by estimating an increase in the power consumption level, with respect to the basic power consumption level, brought about by inflow of inrush current to the heater; and an output unit outputting the estimated power consumption level. The heater switches between a heating state of receiving power supply and a non-heating state of not receiving power supply. The increase is estimated according to a duration of a non-heating state immediately preceding the heating state.
    Type: Application
    Filed: June 26, 2013
    Publication date: January 2, 2014
    Inventors: Natsuyo Higashi, Shigetaka Kato, Hideki Nakamura, Katsufumi Suzuki, Hirotada Seki
  • Patent number: 8565664
    Abstract: An image forming apparatus provided with a sheet feeding tray to store sheets for image forming; a sheet feeding section to feed the sheets form the sheet feeding tray so as to supply the sheets for the image forming; and a control section to individually administer remaining sheets stored in the sheet feeding tray in advance and replenishment sheets replenished when the sheet feeding tray is replenished with the sheets in a state where the sheets stored in the sheet feeding tray in advance is remaining. Whereby, a JOB can be continued or aborted appropriately with reference to information and remaining amounts of remaining sheets and replenishment sheets in one sheet feeding tray, since the information and the remaining amounts are administered individually.
    Type: Grant
    Filed: June 11, 2010
    Date of Patent: October 22, 2013
    Assignee: Konica Minolta Business Technologies, Inc.
    Inventors: Kazumichi Yamauchi, Hideki Nakamura, Akira Okamoto, Kazutoshi Yoshimura, Masatoshi Ogawa
  • Publication number: 20130250255
    Abstract: A light source device includes first to third light sources, a fluorescent material, and a dichroic mirror. The dichroic mirror is constituted so that excitation light emitted from the first light source is transmitted through the dichroic mirror and applied to the fluorescent material, light of a first wavelength bandwidth emitted from the second light source is transmitted through the dichroic mirror and emitted in a predetermined emitting direction, generated light emitted from the fluorescent material is reflected by the dichroic mirror and emitted in the predetermined emitting direction, and at least a part of light of a second wavelength bandwidth from the third light source passes the outside of the dichroic mirror without entering the dichroic mirror, and is emitted in the predetermined emitting direction.
    Type: Application
    Filed: March 12, 2013
    Publication date: September 26, 2013
    Applicant: CASIO COMPUTER CO., LTD.
    Inventors: Hideyuki KUROSAKI, Hideki NAKAMURA
  • Publication number: 20130242267
    Abstract: A light source unit includes an excitation light source, a plurality of light sources at least one of which emits a light ray in a wavelength band different from that of the excitation light source, a plurality of collimator lenses which make light rays from the light sources into parallel ones, a luminous light emitting device which receives the light ray from the excitation light source to emit a luminous light ray, a microlens array which diffuses the light rays from the light sources to a predetermined range and distributes the luminance thereof uniformly within the predetermined range and a collective lens which collects the light rays from the light sources which are emitted from the microlens array, and the light sources are disposed so that the light rays from the plurality of light sources intersect the light ray from the excitation light source at right angles.
    Type: Application
    Filed: March 13, 2013
    Publication date: September 19, 2013
    Applicant: CASIO COMPUTER CO., LTD.
    Inventors: Naotsugu OGURA, Hideki NAKAMURA, Hideyuki KUROSAKI, Tomoyuki NAGAO, Makoto SATO, Hiroshi OGINO
  • Patent number: 8528432
    Abstract: A twin clutch type transmission that permits a quick shifting of a mechanical clutch without shock. Numbers of gear teeth of speed-change gears of odd and even-numbered gear ranges, which mesh with the same output gear, are made to be identical each other; gear ratios of input gear trains of even and odd-numbered gear ranges are configured so that the speed-change ratios between adjoining gear ranges will form a geometric progression; and gear ratios between speed-change gears of odd and even-numbered gear ranges are configured to be proportional to square of the common ratio. In speed-changing intermediate shaft on which the speed-change gear is installed is coupled with input shaft through friction clutch, and speeds of revolutions of the speed-change gear and the intermediate shaft on which such speed-change gear is installed are brought into synchronized state.
    Type: Grant
    Filed: February 25, 2010
    Date of Patent: September 10, 2013
    Assignee: Hitachi Nico Transmission Co., Ltd.
    Inventor: Hideki Nakamura
  • Publication number: 20130160587
    Abstract: A twin clutch transmission for a large horsepower vehicle having a compact size and a high transmission efficiency is obtained. In a twin clutch transmission, there are provided an input shaft, an odd-numbered level speed change mechanism 30, an even-numbered level speed change mechanism 60, a synchronizing speed change mechanism 100, and an output mechanism 90. The speed change mechanisms 30 and 60 include transmission gear trains 32 and 62, main clutches 34 and 64 for selectively transmitting the powers of the transmission gear trains 32 and 62 to the transmission shafts 40 and 70. The synchronizing speed change mechanism 100 includes synchronizing gear trains 110 and 120 for coupling the rotation of the odd-numbered level transmission shaft 32 with the rotation of the even-numbered level transmission shaft 62, and synchronizing clutches 112 and 122 for selecting coupling by this synchronizing gear train.
    Type: Application
    Filed: May 31, 2011
    Publication date: June 27, 2013
    Applicant: HITACHI NICO TRANSMISSION CO., LTD.
    Inventors: Masahiko Ibamoto, Hideki Nakamura, Daisuke Hagihara
  • Publication number: 20130157181
    Abstract: An electrophotographic photoconductor including: an electroconductive substrate; an intermediate layer; and a photoconductive layer, the intermediate layer and the photoconductive layer being on the electroconductive substrate, wherein the intermediate layer includes an inorganic pigment and a binder resin, wherein a volume ratio of the inorganic pigment in the intermediate layer is 30% by volume to 50% by volume, wherein the inorganic pigment comprises titanium oxide and a content of the titanium oxide in the inorganic pigment is 70% by mass to 90% by mass, wherein the inorganic pigment has a specific surface area of 70 m2/g to 140 m2/g, and wherein the intermediate layer has a volume resistivity at an electrical field intensity of 2.5×105 V/cm of 5×1011 ?·cm to 1×1013 ?·cm.
    Type: Application
    Filed: December 14, 2012
    Publication date: June 20, 2013
    Inventors: Eiji Kurimoto, Tadayoshi Uchida, Hideki Nakamura
  • Patent number: D711785
    Type: Grant
    Filed: January 17, 2013
    Date of Patent: August 26, 2014
    Assignee: Mazda Motor Corporation
    Inventors: Kouji Tabata, Yasutake Tsuchida, Takanori Tsubaki, Masashi Aikawa, Hideki Nakamura, Yoshito Iwauchi, Ryousuke Nozaki, Masanori Yamaguchi