Patents by Inventor Takayoshi Shimizu

Takayoshi Shimizu 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: 8760540
    Abstract: An imaging device includes a lens unit and a device body detachably joined with each other. The lens unit includes an optical lens, an image sensor capturing an optical lens image of a subject having transmitted through the optical lens and outputting an output signal, and an image processing unit executing a plurality of image processings on image data generated from the output signal of the image sensor. The device body includes a display unit displaying the image data, a storage unit storing an image file containing the image data and an image processing unit having a substantially same image processing function as that of the lens unit and executing a plurality of image processings on the image data. The imaging device is configured that the image processings to execute on the image data are changeably allocated to the image processing units of the lens unit and the device body.
    Type: Grant
    Filed: January 27, 2010
    Date of Patent: June 24, 2014
    Assignee: Ricoh Company, Ltd.
    Inventors: Takashi Maki, Takayoshi Shimizu
  • Patent number: 8663871
    Abstract: A fuel cell separator is produced by forming a fuel cell separator resin composition including, as essential components, (A) an epoxy resin; (B) a curing agent; (C) a curing accelerator; and (D) a carbon material, in which the content of the (D) is 50 to 85% by mass based on the total amount of the composition, in which the (D) includes high crystalline artificial graphite having an average particle size of 100 ?m or more and less than 150 ?m in an amount of 5 to 100% by mass based on the total amount of the (D), and in which the content of the (C) is 0.1 to 20 parts by weight per 100 parts by weight of the (B). The resin composition is excellent in electric conductivity and fluidity and contains little impurities, and can provide a fuel cell separator which is excellent in electric conductivity and dimensional accuracy, and has no fear of causing deterioration in performance of a solid electrolyte.
    Type: Grant
    Filed: July 29, 2009
    Date of Patent: March 4, 2014
    Assignee: Nichias Corporation
    Inventors: Takayoshi Shimizu, Atsushi Murakami
  • Publication number: 20110267500
    Abstract: An imaging device includes a lens unit and a device body detachably joined with each other. The lens unit includes an optical lens, an image sensor capturing an optical lens image of a subject having transmitted through the optical lens and outputting an output signal, and an image processing unit executing a plurality of image processings on image data generated from the output signal of the image sensor. The device body includes a display unit displaying the image data, a storage unit storing an image file containing the image data and an image processing unit having a substantially same image processing function as that of the lens unit and executing a plurality of image processings on the image data. The imaging device is configured that the image processings to execute on the image data are changeably allocated to the image processing units of the lens unit and the device body.
    Type: Application
    Filed: January 27, 2010
    Publication date: November 3, 2011
    Inventors: Takashi Maki, Takayoshi Shimizu
  • Publication number: 20110027695
    Abstract: A fuel cell separator is produced by forming a fuel cell separator resin composition including, as essential components, (A) an epoxy resin; (B) a curing agent; (C) a curing accelerator; and (D) a carbon material, in which the content of the (D) is 50 to 85% by mass based on the total amount of the composition, in which the (D) includes high crystalline artificial graphite having an average particle size of 100 ?m or more and less than 150 ?m in an amount of 5 to 100% by mass based on the total amount of the (D), and in which the content of the (C) is 0.1 to 20 parts by weight per 100 parts by weight of the (B). The resin composition is excellent in electric conductivity and fluidity and contains little impurities, and can provide a fuel cell separator which is excellent in electric conductivity and dimensional accuracy, and has no fear of causing deterioration in performance of a solid electrolyte.
    Type: Application
    Filed: July 29, 2009
    Publication date: February 3, 2011
    Inventors: Takayoshi Shimizu, Atsushi Murakami
  • Patent number: 7750939
    Abstract: An image photographing device (1), which converts an optical image of a subject into an electric signal by an image pick up device, and stores image data by the electric signal in an information recording medium (21), includes a communication interface (25), which communicates the image data, a determination device (31), which determines whether a device connected to the communication interface is an external device (2) or a release device (3), a communication process device (10), which conducts a communication process with the external device if the determination device determines that the external device is connected, and a photographing process device (10), which conducts a photographing process if the determination device determines that the release device is connected.
    Type: Grant
    Filed: March 17, 2006
    Date of Patent: July 6, 2010
    Assignee: Ricoh Company, Ltd.
    Inventors: Toshiyuki Kobayashi, Takayoshi Shimizu, Koji Oka
  • Publication number: 20090148775
    Abstract: The present invention provides a fuel cell separator resin composition comprising: (A) an epoxy resin; (B) a curing agent; (C) a curing accelerator comprising a salt of a diazabicyclo compound and an organic acid; and (D) a carbon material, wherein the content of the carbon material (D) is 35 to 85% by mass based on the total amount of the composition, wherein the carbon material (D) comprises high crystalline artificial graphite having a particle size of 150 to 500 ?m in an amount of 5 to 100% by mass based on the total amount of the carbon material (D), and wherein the content of the curing accelerator (C) is 1 to 20 parts by weight per 100 parts by weight of the curing agent (B).
    Type: Application
    Filed: May 23, 2008
    Publication date: June 11, 2009
    Applicant: NICHIAS CORPORATION
    Inventors: Atsushi Murakami, Takayoshi Shimizu
  • Publication number: 20090098447
    Abstract: The present invention provides a resin composition for fuel cell separator, comprising: (A) an epoxy resin; (B) a curing agent; (C) a curing accelerator; and (D) a carbon material, wherein the epoxy resin (A) or the curing agent (B) has a softening temperature of from 40 to 90° C., and wherein the carbon material (D) comprises a low crystalline artificial graphite having an average particle diameter of from 60 to 500 ?m in an amount of from 5 to 100% by mass of the carbon material (D).
    Type: Application
    Filed: October 10, 2008
    Publication date: April 16, 2009
    Applicant: NICHIAS CORPORATION
    Inventors: Atsushi MURAKAMI, Takayoshi SHIMIZU
  • Publication number: 20080068504
    Abstract: A video-information processing apparatus configured to amplify and output a video signal input from an external device, including the following elements: a plurality of video-signal input units configured to receive video signals as inputs; an input setting unit configured to set, from among the video signals input from the plurality of video-signal input units, a video signal to constitute a parent window and a video signal to constitute a child window; a picture-in-picture-function executing unit configured to generate a picture-in-picture screen in which the child window is inset into the parent window in response to a picture-in-picture setting; and a video-signal output unit configured to convert a video signal constituting the parent window or the picture-in-picture screen to a signal format of a specified output destination and to output the converted signal.
    Type: Application
    Filed: September 10, 2007
    Publication date: March 20, 2008
    Applicant: SONY CORPORATION
    Inventor: Takayoshi Shimizu
  • Publication number: 20080032176
    Abstract: The present invention provides a fuel cell separator composition which is a molding material for forming a fuel cell separator and comprises (A) a naphthalene ring-containing epoxy resin, (B) a curing agent, (C) a curing accelerator and (D) a carbon material. Also disclosed are a fuel cell separator comprising the composition and a method for producing a fuel cell separator using the composition.
    Type: Application
    Filed: August 6, 2007
    Publication date: February 7, 2008
    Applicant: NICHIAS CORPORATION
    Inventors: Takayoshi Shimizu, Atsushi Murakami
  • Publication number: 20060221189
    Abstract: An image photographing device (1), which converts an optical image of a subject into an electric signal by an image pick up device, and stores image data by the electric signal in an information recording medium (21), includes a communication interface (25), which communicates the image data, a determination device (31), which determines whether a device connected to the communication interface is an external device (2) or a release device (3), a communication process device (10), which conducts a communication process with the external device if the determination device determines that the external device is connected, and a photographing process device (10), which conducts a photographing process if the determination device determines that the release device is connected.
    Type: Application
    Filed: March 17, 2006
    Publication date: October 5, 2006
    Inventors: Toshiyuki Kobayashi, Takayoshi Shimizu, Koji Oka
  • Publication number: 20060204819
    Abstract: The present invention provides a conductive epoxy resin composition which comprises an epoxy resin, a hardener, a hardening accelerator and a carbon material comprising expanded graphite, wherein the hardening accelerator comprises at least one member selected from the group consisting of phosphine hardening accelerators, phosphonium hardening accelerators, amine hardening accelerators and imidazole hardening accelerators, and is contained in an amount of 0.01 to 10 parts by weight per 100 parts by weight of the hardener. Also disclosed are a process for producing the epoxy resin composition, and a separator for fuel cells and a process for producing the same using the epoxy resin composition.
    Type: Application
    Filed: March 8, 2006
    Publication date: September 14, 2006
    Inventors: Atsushi Murakami, Takayoshi Shimizu
  • Publication number: 20060099425
    Abstract: The present invention provides a conductive epoxy resin composition comprising an epoxy resin, a curing agent, a curing accelerator comprising a salt of a diazabicyclo compound and an organic acid, and a carbon material containing expanded graphite. Also disclosed are a production method of the composition, and a molded article and a fuel cell separator produced from the composition.
    Type: Application
    Filed: November 9, 2005
    Publication date: May 11, 2006
    Applicant: NICHIAS CORPORATION
    Inventors: Atsushi Murakami, Takayoshi Shimizu
  • Patent number: 6772354
    Abstract: An electronic system comprising a master device and a slave device which are interconnected via a suitable data bus, which have an independent power supply input each, and which exchange data therebetween. Upon judging the slave device to have been switched off, the master device turns off its own power supply in synchronism with the deactivated slave device.
    Type: Grant
    Filed: February 21, 2001
    Date of Patent: August 3, 2004
    Assignee: Sony Corporation
    Inventors: Yoshiaki Takenaka, Takuro Noda, Yoshiyuki Takaku, Takayoshi Shimizu
  • Publication number: 20040138321
    Abstract: The invention provides a thermally expandable material comprising a foam composition containing: 100 parts by weight of (a) a crosslinkable polymer material; and 5 to 300 parts by weight of (b) a crystalline thermoplastic resin having oxygen in its molecule. The invention also provides a foam composition for obtaining a thermally expandable material that is expandable by heat from a compressed state, the composition comprising a crystalline thermoplastic resin formed in a predetermined shape and crosslinked.
    Type: Application
    Filed: October 22, 2003
    Publication date: July 15, 2004
    Applicant: Nichias Corporation
    Inventors: Kinro Hashimoto, Atsushi Murakami, Takayoshi Shimizu
  • Publication number: 20040071585
    Abstract: A Ti alloy for a positive electrode for electrocoagulation printing contains, as a weight percentage, 28.0 to 35.0% of Al, 0.1% or less of C, 0.05% or less of N, 0.3% or less of O, and Ti. The Ti alloy may further contain one or more elements selected from the group consisting of 0.5 to 15.0% of Nb, 0.5 to 15.0% of Ta, 0.1 to 1.0% of Hf, 0.1 to 1.0% of Zr, 1.0 to 6.0% of W, 1.0 to 6.0% of Mo, 0.5 to 6.0% of Cr, 0.5 to 6.0% of Mn, 0.5 to 6.0% of V, 0.1 to 1.0% of Si, and 0.005 to 0.10% of B, by weight. A positive electrode for electrocoagulation printing has a surface composed of a Ti alloy containing Al.
    Type: Application
    Filed: October 9, 2002
    Publication date: April 15, 2004
    Applicants: Toyo Ink Mfg. Co., Ltd., ELCORSY TECHNOLOGY INC.
    Inventors: Shigeto Hashimoto, Toshio Ohyama, Hisao Kamiya, Michio Okabe, Takayoshi Shimizu
  • Patent number: 6702963
    Abstract: A polarizable electrode (1) includes an activated carbon/carbon composite consisting essentially of an activated carbon component and a carbon component. The activated carbon component includes activated carbon powder or fiber. The carbon component is produced by carbonizing a thermosetting resin. The composite has a density within a range between 0.70 and 0.85 g/cm3, both inclusive, and a thickness within another range between 0.7 and 3.0 cm, both inclusive.
    Type: Grant
    Filed: August 13, 2001
    Date of Patent: March 9, 2004
    Assignee: NEC Corporation
    Inventors: Yukari Kibi, Takashi Saito, Shinobu Takagi, Takayoshi Shimizu
  • Publication number: 20020031236
    Abstract: According to the present invention, there are provided an input apparatus, a reproducing apparatus and a sound volume adjusting method in which a physical amount can be set to a desired physical amount by fine changing a physical amount slowly without user's mode switching operation after a physical amount had been coarsely changed to and reached near a desired physical amount at high speed by switching a coarse adjustment mode and a fine adjustment mode in which a physical amount is increased and decreased based on rotation speed of a control rotated by a user.
    Type: Application
    Filed: July 19, 2001
    Publication date: March 14, 2002
    Inventors: Takayoshi Shimizu, Takashi Kanai, Yukio Hiratsuka
  • Publication number: 20020027305
    Abstract: A polarizable electrode (1) comprises an activated carbon/carbon composite cosisting essentially of an activated carbon component and a carbon component. The activated carbon component comprises activated carbon powder or fiber. The carbon component is produced by carbonizing a thermosetting resin. The composite has a density within a range between 0.70 and 0.85 g/cm3, both inclusive, and a thickness within another range between 0.7 and 3.0 cm, both inclusive.
    Type: Application
    Filed: August 13, 2001
    Publication date: March 7, 2002
    Applicant: NEC Corporation
    Inventors: Yukari Kibi, Takashi Saito, Shinobu Takagi, Takayoshi Shimizu
  • Publication number: 20010029587
    Abstract: An electronic system comprising a master device and a slave device which are interconnected via a suitable data bus, which have an independent power supply input each, and which exchange data therebetween. Upon judging the slave device to have been switched off, the master device turns off its own power supply in synchronism with the deactivated slave device.
    Type: Application
    Filed: February 21, 2001
    Publication date: October 11, 2001
    Applicant: SONY CORPORATION
    Inventors: Yoshiaki Takenaka, Takuro Noda, Yoshiyuki Takaku, Takayoshi Shimizu
  • Patent number: 6149706
    Abstract: A corrosion resistant sintered body having excellent ductility is provided by sintering, at temperatures of not less than 1050 to less than 1300.degree. C., powders which are composed by adding metal compound of B to and mixing with powders of ferrite stainless steel containing C.ltoreq.0.1 wt %, Si.ltoreq.3.0 wt %, Mn.ltoreq.0.30 wt %, Ni.ltoreq.2.0%, 11 wt %.ltoreq.Cr.ltoreq.22 wt %, Mo.ltoreq.3.0%, and the rest being substantially Fe, at an amount of B in the mixed powders being between more than 0.03 wt % and less than 0.2 wt % based on the weight of the powder.
    Type: Grant
    Filed: December 3, 1998
    Date of Patent: November 21, 2000
    Assignees: Daido Tokushuko Kabushiki Kaisha, Sumitomo Electric Industries, Ltd.
    Inventors: Takayoshi Shimizu, Tetsuya Kondoh