Patents by Inventor Hidekazu Sakai

Hidekazu Sakai 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: 10311984
    Abstract: The shaft sealing structure includes a seal ring that has abutment portions formed by dividing the seal ring along the axial direction and that is provided around a main shaft in a ring-like manner; a support member that is provided in the seal ring along the circumferential direction of the main shaft; and a thermoswitch that is connected to the support member between the abutment portions and that presses the support member toward the center of the main shaft when the temperature rises to a temperature higher than that during normal operation, in which the seal ring is fixed at a position separated from the main shaft during the normal operation and is moved by the support member toward the center of the main shaft when the temperature rises to a temperature higher than that during the normal operation.
    Type: Grant
    Filed: September 27, 2013
    Date of Patent: June 4, 2019
    Assignee: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Kentarou Saeki, Hidekazu Uehara, Akihiko Umeda, Masaru Sakai, Hiroshi Kuzumi, Yasuhiro Ikeda, Toshihiko Matsuo, Takanobu Otani, Hiroomi Sakuma, Hitoshi Ito, Yasushi Takayama, Tomoki Hanada, Yuji Harada
  • Publication number: 20160008508
    Abstract: A tissue repair material includes gelatin granules, and the tissue repair material exhibits a water absorptivity of 800% by mass or more, and a residual ratio of 60% by mass or less after three hours of decomposition treatment using 1 mol/L hydrochloric acid. A block-shaped tissue repair material includes gelatin, and the block-shaped tissue repair material exhibits a water absorptivity of 800% by mass or more, and a residual ratio of 60% by mass or less after three hours of decomposition treatment using 1 mol/L hydrochloric acid.
    Type: Application
    Filed: August 28, 2015
    Publication date: January 14, 2016
    Applicant: FUJIFILM CORPORATION
    Inventors: Izumi NAKAHARA, Hideo FUSHIMI, Takahiro HIRATSUKA, Ai OKAMURA, Shoji OYA, Hidekazu SAKAI, Yoshitaka OONO
  • Publication number: 20140378662
    Abstract: A method of producing a tissue repair material, the method including: (a) obtaining a gelatin-containing intermediate that contains a gelatin and has a mesh structure, using a gelatin solution in which the gelatin is dissolved in an aqueous medium; (b) drying the gelatin-containing intermediate; and (c) cross-linking the gelatin before or after the drying of the gelatin-containing intermediate.
    Type: Application
    Filed: September 12, 2014
    Publication date: December 25, 2014
    Applicant: FUJIFILM CORPORATION
    Inventors: Shoji OYA, Hidekazu SAKAI, Ai KAWAKAMI, Takahiro HIRATSUKA, Hideo FUSHIMI, Kazuhiro YAMAGUCHI, Ichiro NISHIMURA, Yoshitaka OONO, Izumi OGURA
  • Patent number: 8481252
    Abstract: Silver halide photographic photosensitive materials are disclosed. A silver halide photographic photosensitive material has a support, and on or above the support, a red-sensitive silver halide emulsion layer, a first interlayer, a green-sensitive silver halide emulsion layer, a second interlayer, and a blue-sensitive silver halide emulsion layer in this order from the support, wherein the first interlayer includes a chelating agent and another silver halide photographic photosensitive material has, in the following order, a support, and provided on or above the support, a first interlayer containing a chelating agent, a blue-sensitive silver halide emulsion layer, a second interlayer, a red-sensitive silver halide emulsion layer, a third interlayer, a green-sensitive silver halide emulsion layer, and a protective layer.
    Type: Grant
    Filed: November 27, 2009
    Date of Patent: July 9, 2013
    Assignee: FUJIFILM Corporation
    Inventors: Hiroya Yoshioka, Hidekazu Sakai, Shigeru Shibayama
  • Patent number: 8383331
    Abstract: A silver halide photographic light-sensitive material for movie, having a specific layer structure by using particles of at least one kind of electroconductive metal oxide and at least one kind of an electroconductive polymer.
    Type: Grant
    Filed: May 2, 2011
    Date of Patent: February 26, 2013
    Assignee: FUJIFILM Corporation
    Inventors: Hiroshige Nakamura, Kenichi Yamamoto, Kazuhito Miyake, Hidekazu Sakai, Shigeru Shibayama
  • Publication number: 20120237872
    Abstract: A black and white silver halide photosensitive material, having: a support; at least one silver halide emulsion layer; and at least one non-photosensitive layer, wherein both of the silver halide emulsion layer and the non-photosensitive layer are positioned at one side of the support, the non-photosensitive layer includes carbon particles of 35 mg/m2 or more, and the non-photosensitive layer is positioned closer to the support than all of the silver halide emulsion layers.
    Type: Application
    Filed: March 16, 2012
    Publication date: September 20, 2012
    Applicant: FUJIFILM CORPORATION
    Inventors: Katsuhisa OHZEKI, Hidekazu SAKAI, Hideyuki SHIRAI, Yuki TESHIMA
  • Patent number: 8113294
    Abstract: A beach cleaner having a grate-like frame is formed with multiple longitudinal members. Each of the longitudinal members is provided with a plurality of sand pins projecting downward therefrom, and the frame is provided at its front end with the tow portion. The beach cleaner can be towed by a towing vehicle to generate on a sand area, while the sand pins scrape and collect waste scattered on the sand. The sand pins are detachably attached to the longitudinal members. The beach cleaner also includes a weight mount member, enabling the amount of burying the sand pins in a sand area to be optimized to enhance waste collection performance.
    Type: Grant
    Filed: April 2, 2007
    Date of Patent: February 14, 2012
    Assignee: Honda Motor Co., Ltd.
    Inventors: Shokichi Arai, Hidekazu Sakai, Tadashi Oshima, Tetsuro Hosoda, Akito Hiramatsu
  • Publication number: 20110275021
    Abstract: A silver halide photographic light-sensitive material for movie, having a specific layer structure by using particles of at least one kind of electroconductive metal oxide and at least one kind of an electroconductive polymer.
    Type: Application
    Filed: May 2, 2011
    Publication date: November 10, 2011
    Applicant: FUJIFILM CORPORATION
    Inventors: Hiroshige NAKAMURA, Kenichi YAMAMOTO, Kazuhito MIYAKE, Hidekazu SAKAI, Shigeru SHIBAYAMA
  • Patent number: 8053390
    Abstract: A heat-sensitive transfer sheet, containing a substrate, at least one thermal transfer layer containing a thermally transferable dye and a resin, disposed on one surface of the substrate, and a heat-resistant slipping layer disposed on another surface of the substrate, wherein said at least one thermal transfer layer contains at least one kind of polymer type releasing agent having a mass-average molecular weight of 5,000 to 100,000 and also having a fluorine-substituted aliphatic group at a side chain of the polymer, and at least one kind of non-polymer type fluorine-system surfactant.
    Type: Grant
    Filed: March 31, 2009
    Date of Patent: November 8, 2011
    Assignee: FUJIFILM Corporation
    Inventors: Junichiro Hosokawa, Hideyuki Shirai, Hidekazu Sakai, Hisato Nagase
  • Patent number: 8012909
    Abstract: An heat-sensitive transfer image-forming method which uses a heat-sensitive transfer image-receiving sheet and a heat-sensitive transfer sheet, in which the heat-sensitive transfer image-receiving sheet includes at least one receptor layer; and the heat-sensitive transfer sheet includes at least one yellow dye layer, at least one magenta dye layer, and at least one cyan dye layer: the method including superposing the heat-sensitive transfer sheet on the heat-sensitive transfer image-receiving sheet, and then heating to form an image on the receptor layer; and controlling the maximum value of E value represented by formula (1) having the range from 52 to 72, based on a* value and b* value in the region of L* value of the formed magenta monochromatic image ranging from 45 to 90: Formula (1) E=?(a*2+b*2).
    Type: Grant
    Filed: March 26, 2008
    Date of Patent: September 6, 2011
    Assignee: FUJIFILM Corporation
    Inventors: Junichiro Hosokawa, Shin Soejima, Hidekazu Sakai, Kazuaki Oguma
  • Patent number: 7997349
    Abstract: To make it easier to collect litter which is captured and deposited in a mesh member of a beach cleaner which scrapes up the litter along with sand and captures and deposits the churned up litter and sand in the mesh member. In a second beach cleaner which captures and deposits in a mesh member litter scattered around in the sand by churning up the litter along with sand while traveling by being towed by a towing vehicle, the mesh member has an encircling member open on at least one side and is attached to the frame such that the mesh member is pivotable with respect to the frame.
    Type: Grant
    Filed: March 28, 2007
    Date of Patent: August 16, 2011
    Assignee: Honda Motor Co., Ltd.
    Inventors: Shokichi Arai, Hidekazu Sakai, Tadashi Oshima, Tetsuro Hosoda, Akito Hiramatsu
  • Patent number: 7914977
    Abstract: A silver halide color photosensitive material, having, on a transparent support, at least one each of yellow-, cyan-, and magenta-color-forming photosensitive silver halide emulsion layers, and photosensitive silver halide emulsion layer containing a coupler that forms a dye having its absorption maximum at a wavelength longer than 730 nm upon reaction with an oxidized product of a developing agent, wherein the yellow-color-forming photosensitive silver halide emulsion layer contains photosensitive silver halide grains having an average grain size of 0.4 ?m or below and a silver chloride content of 95 mole % or above based on total silver in the grains, and wherein the photosensitive silver halide grains include photosensitive silver halide grains whose iodide ion concentrations have their maxima at grain surfaces and decrease gradually toward the interior of the grains; and a method of processing a silver halide color photosensitive material for use in film screening.
    Type: Grant
    Filed: September 28, 2005
    Date of Patent: March 29, 2011
    Assignee: FUJIFILM Corporation
    Inventors: Hidekazu Sakai, Tatsuya Ishizaka
  • Patent number: 7896094
    Abstract: A beach cleaner which scrapes up the litter along with sand and captures and deposits the churned up litter and sand in the mesh member. The beach cleaner 50 includes a frame; keel members, a scraper, and a tow portion that are disposed in a front portion of the frame; a mesh member disposed in a rear portion of the frame. The keel members and the scraper churn up litter scattered on sand ground, along with sand, while the beach cleaner travels on a surface of the sand ground by being towed by a towing vehicle. The churned up litter is deposited in the mesh member. Mesh of the mesh member is relatively rough at a front portion thereof in the traveling direction and finer at a rear portion thereof.
    Type: Grant
    Filed: March 28, 2007
    Date of Patent: March 1, 2011
    Assignee: Honda Motor Co., Ltd.
    Inventors: Shokichi Arai, Hidekazu Sakai, Akito Hiramatsu
  • Patent number: 7798240
    Abstract: To provide a waste recovery station for a beach cleaner which is less liable to be bulky after being divided and can facilitate installing work, and which can easily load and unload a beach cleaner and a waste recovery station on and from a trailer. A waste recovery station includes a pair of left and right grounded members, guide members formed like a mountain as viewed from the side and attached to the grounded members, and bar-like connecting members integrally connecting the grounded members. The waste recovery station can recover the waste collected by the beach cleaner towed by the towing vehicle to run on the sand area by allowing the beach cleaner to ride on the waste recovery station. The waste recovery station includes a connecting pipe which removably connect an end of the connecting member to the grounded member.
    Type: Grant
    Filed: April 2, 2007
    Date of Patent: September 21, 2010
    Assignee: Honda Motor Co., Ltd.
    Inventors: Shokichi Arai, Hidekazu Sakai, Tadashi Oshima, Tetsuro Hosoda
  • Publication number: 20100143838
    Abstract: Silver halide photographic photosensitive materials are disclosed. A silver halide photographic photosensitive material has a support, and on or above the support, a red-sensitive silver halide emulsion layer, a first interlayer, a green-sensitive silver halide emulsion layer, a second interlayer, and a blue-sensitive silver halide emulsion layer in this order from the support, wherein the first interlayer includes a chelating agent and another silver halide photographic photosensitive material has, in the following order, a support, and provided on or above the support, a first interlayer containing a chelating agent, a blue-sensitive silver halide emulsion layer, a second interlayer, a red-sensitive silver halide emulsion layer, a third interlayer, a green-sensitive silver halide emulsion layer, and a protective layer.
    Type: Application
    Filed: November 27, 2009
    Publication date: June 10, 2010
    Applicant: FUJIFILM CORPORATION
    Inventors: Hiroya YOSHIOKA, Hidekazu SAKAI, Shigeru SHIBAYAMA
  • Publication number: 20090246423
    Abstract: A heat-sensitive transfer sheet, containing a substrate, at least one thermal transfer layer containing a thermally transferable dye and a resin, disposed on one surface of the substrate, and a heat-resistant slipping layer disposed on another surface of the substrate, wherein said at least one thermal transfer layer contains at least one kind of polymer type releasing agent having a mass-average molecular weight of 5,000 to 100,000 and also having a fluorine-substituted aliphatic group at a side chain of the polymer, and at least one kind of non-polymer type fluorine-system surfactant.
    Type: Application
    Filed: March 31, 2009
    Publication date: October 1, 2009
    Applicant: FUJIFILM Corporation
    Inventors: Junichiro Hosokawa, Hideyuki Shirai, Hidekazu Sakai, Hisato Nagase
  • Patent number: 7579139
    Abstract: A silver halide color photographic light-sensitive material, in which a non-light-sensitive hydrophilic colloidal layer, on a transmission-type support, contains a solid fine-particle dispersion of a dye represented by formula (I), any one of photographic constituting layers contains a compound represented by formula (A) and/or a compound represented by formula (B) or (FS-2), and the light-sensitive material does not contain any compound represented by formula (C): in formulas (I), (A), (B) and (C), D represents a group to give a compound having a chromophore; X represents a dissociable hydrogen or a group having a dissociable hydrogen; y is an integer from 1 to 7; R1 represents a substituted or unsubstituted alkyl or alkoxy group; R2 and R3 each independently represent a substituted or unsubstituted alkyl group; R4 represents a substituted or unsubstituted alkyl group; M, M1, M2 and M3 each independently represent a cation; n represents an integer of 1 to 7; A and B each independently represent a fluor
    Type: Grant
    Filed: December 26, 2006
    Date of Patent: August 25, 2009
    Assignee: FUJIFILM Corporation
    Inventors: Hidekazu Sakai, Shin Soejima, Shinji Tanaka
  • Publication number: 20090207228
    Abstract: A method of forming an image, including the steps of superposing a heat-sensitive transfer sheet on a heat-sensitive transfer image-receiving sheet, and applying thermal energy from a side of a heat-resistant lubricating layer of the heat-sensitive transfer sheet, to transfer a thermally transferable dye in a thermal transfer layer to a receptor layer, thereby forming a thermally transferred image. The heat-sensitive transfer sheet and the heat-sensitive transfer image-receiving sheets, including constituent layers and components thereof, are as described herein.
    Type: Application
    Filed: February 10, 2009
    Publication date: August 20, 2009
    Applicant: FUJIFILM CORPORATION
    Inventors: Hidekazu SAKAI, Shinichi TERAMAE
  • Publication number: 20080286702
    Abstract: A silver halide color photosensitive material, having, on a transparent support, at least one each of yellow-, cyan-, and magenta-color-forming photosensitive silver halide emulsion layers, and photosensitive silver halide emulsion layer containing a coupler that forms a dye having its absorption maximum at a wavelength longer than 730 nm upon reaction with an oxidized product of a developing agent, wherein the yellow-color-forming photosensitive silver halide emulsion layer contains photosensitive silver halide grains having an average grain size of 0.4 ?m or below and a silver chloride content of 95 mole % or above based on total silver in the grains, and wherein the photosensitive silver halide grains include photosensitive silver halide grains whose iodide ion concentrations have their maxima at grain surfaces and decrease gradually toward the interior of the grains; and a method of processing a silver halide color photosensitive material for use in film screening.
    Type: Application
    Filed: September 28, 2005
    Publication date: November 20, 2008
    Applicant: FUJIFILM Corporation
    Inventors: Hidekazu Sakai, Tatsuya Ishizaka
  • Publication number: 20080254382
    Abstract: A heat-sensitive transfer sheet comprising at least three different kinds of heat-sensitive transfer dye layers each comprising at least one yellow, magenta or cyan dye and at least one binder resin, provided on a support, and at least one thermal transferable protective layer capable of peeling, comprising a releasing layer, a peeling layer and an adhesion layer, provided on the support in this order, and wherein a surface of the support to which the releasing layer of said protective layer adheres has been subjected to an atmospheric pressure plasma treatment.
    Type: Application
    Filed: March 26, 2008
    Publication date: October 16, 2008
    Applicant: FUJIFILM Corporation
    Inventors: Nobuyuki Haraguchi, Hidekazu Sakai