Patents by Inventor Masataka Ishikawa

Masataka Ishikawa 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: 20190270215
    Abstract: A glass panel unit manufacturing method includes a punching step and a pillar mounting step. In the punching step, a punch punches at least one of a plurality of portions from a base material of a sheet to form at least one pillar. Each of the plurality of portions is surrounded by a corresponding one of a plurality of loop-shaped grooves in the base material. In the pillar mounting step, the at least one pillar is mounted on a surface of a first substrate including a glass pane.
    Type: Application
    Filed: November 10, 2017
    Publication date: September 5, 2019
    Inventors: Takeshi SHIMIZU, Hiroyuki ABE, Masataka NONAKA, Kazuya HASEGAWA, Eiichi URIU, Haruhiko ISHIKAWA, Tasuku ISHIBASHI, Hiroshi TAKAHASHI, Shinobu WATANABE
  • Publication number: 20190270536
    Abstract: Strength of a resin case is improved. A continuous fiber sheet includes a bottom surface portion which forms a bottom surface of the resin case, an erected wall portion which is erected from the bottom surface portion and forms a peripheral wall of the resin case, and a stepped portion in which the continuous fiber sheet connecting the bottom surface portion and the erected wall portion to each other is bent like steps along the peripheral wall. A resin member includes a rib portion which is bonded to the stepped portion and extends from the stepped portion toward an outer edge of the resin case.
    Type: Application
    Filed: March 1, 2019
    Publication date: September 5, 2019
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Shotaro ISHIKAWA, Yasuhiro Ueno, Masataka Asai
  • Publication number: 20190192251
    Abstract: To reduce more load related to the correction of deformation of an observation image that is caused by an error between a plurality of imaging sections. A medical stereoscopic observation device includes: an acquisition section configured to acquire, from an imaging unit including a first imaging section configured to capture a left-eye image and a second imaging section configured to capture a right-eye image, correction data for correcting an error related to capturing of an image between the first imaging section and the second imaging section, the imaging unit being rotatably held by a support section; and a correction section configured to correct a difference of parallax between the left-eye image and the right-eye image on a basis of the correction data, using a position corresponding to a rotation axis of the imaging unit as a reference position.
    Type: Application
    Filed: January 24, 2017
    Publication date: June 27, 2019
    Applicant: Sony Olympus Medical Solutions Inc.
    Inventors: Masataka KADO, Tomonori ISHIKAWA, Gakuji HIGUCHI, Hiroshi USHIRODA, Takahiro YAMAMOTO, Masashige KIMURA
  • Patent number: 9125811
    Abstract: A nanofiber laminate sheet including a layer of a nanofiber of a water insoluble polymer and a layer of a water soluble polymer containing a cosmetic component or a medicinal component. The nanofiber is preferably colored. The layer of a water soluble polymer is preferably a layer of a nanofiber of the water soluble polymer containing the cosmetic component or the medicinal component. The nanofiber laminate sheet is suited for use as a cosmetic sheet for makeup.
    Type: Grant
    Filed: June 28, 2011
    Date of Patent: September 8, 2015
    Assignee: KAO CORPORATION
    Inventors: Takehiko Tojo, Masataka Ishikawa, Ritsuko Yamazaki, Yuko Yago, Motoaki Ito, Yoshimi Yamashita
  • Patent number: 8642172
    Abstract: A nanofiber sheet including a nanofiber layer containing a polymeric nanofiber, a surface of nanofiber sheet being adhesive. The nanofiber preferably contains an adhesive component and a water insoluble polymer. The nanofiber sheet preferably has a water soluble layer containing a nanofiber containing a water soluble adhesive component and a water insoluble layer containing a nanofiber containing a water insoluble polymer laminated to each other. The nanofiber sheet preferably further includes a base layer located on one side of the nanofiber layer and an adhesive layer located on the other side of the nanofiber layer.
    Type: Grant
    Filed: December 25, 2009
    Date of Patent: February 4, 2014
    Assignee: Kao Corporation
    Inventors: Takehiko Tojo, Masataka Ishikawa, Yoshimi Yamashita
  • Publication number: 20130142852
    Abstract: A nanofiber laminate sheet including a layer of a nanofiber of a water insoluble polymer and a layer of a water soluble polymer containing a cosmetic component or a medicinal component. The nanofiber is preferably colored. The layer of a water soluble polymer is preferably a layer of a nanofiber of the water soluble polymer containing the cosmetic component or the medicinal component. The nanofiber laminate sheet is suited for use as a cosmetic sheet for makeup.
    Type: Application
    Filed: June 28, 2011
    Publication date: June 6, 2013
    Applicant: KAO CORPORATION
    Inventors: Takehiko Tojo, Masataka Ishikawa, Ritsuko Yamazaki, Yuko Yago, Motoaki Ito, Yoshimi Yamashita
  • Publication number: 20130125912
    Abstract: A nanofiber 10 made of a water soluble polymer, having a cavity 13, and containing an oily component 14 in the cavity 13. The nanofiber 10 preferably has a small-diametered portion 12 and a large-diametered portion 11. The cavity 13 is preferably in the large-diametered portion 11. The cavity 13 is also preferably in both the large-diametered portion 11 and the small-diametered portion 12, with the cavity 13 in the large-diametered portion 11 and the cavity 13 in the small-diametered portion 12 being interconnected.
    Type: Application
    Filed: June 28, 2011
    Publication date: May 23, 2013
    Applicant: KAO CORPORATION
    Inventors: Takehiko Tojo, Yoshimi Yamashita, Masataka Ishikawa, Mika Shuin, Shinnosuke Uno
  • Publication number: 20130122069
    Abstract: A nanofiber laminate sheet including a nano fiber layer containing a cosmetic component or a medicinal component and a water soluble base layer located on at least one side of the nano fiber layer. The water soluble base layer is less water-soluble than the nanofiber layer. The water soluble base layer is preferably constructed of nano fiber portions mingled with filmy portions. The water soluble base layer is preferably a layer of nanofibers in which nanofibers cohere to each other to form the filmy portions at their intersections.
    Type: Application
    Filed: June 28, 2011
    Publication date: May 16, 2013
    Applicant: KAO CORPORATION
    Inventors: Takehiko Tojo, Masataka Ishikawa
  • Patent number: 8256412
    Abstract: A warming device of sheet form having (1) a heat generating sheet prepared by papermaking and containing an oxidizable metal, a moisture retaining agent, and a fibrous material and (2) an air permeable holder holding the heat generating sheet. The warming device has a thickness of 0.1 to 10 mm and a flexural strength of 0.01 to 0.3 N/cm. The sheet preferably has a thickness of 0.1 to 2.0 mm. The fibrous material preferably has a CSF of 600 ml or less.
    Type: Grant
    Filed: July 29, 2004
    Date of Patent: September 4, 2012
    Assignee: Kao Corporation
    Inventors: Yoshiaki Kumamoto, Masataka Ishikawa, Hironobu Kawajiri, Hisao Nishiguchi
  • Patent number: 8197526
    Abstract: A warming article having a heat generating main body (4). The heat generating main body (4) is composed of a heat generating element (2) having water vapor generating capability and an air permeable holder (3) for holding the heat generating element (2). The heat generating main body (4) is configured to expand with heat generation of the heat generating element (2). The amount of water vapor generated from the warming article is preferably 1.0 to 100 mg/(cm2·10 min). The holder (3) preferably has a water vapor permeability of 1.5 to 10 kg/(m2·24 hr). The heat generating element (2) is preferably a sheet molded by papermaking and containing an oxidizable metal, a moisture-retaining agent, and a fibrous material.
    Type: Grant
    Filed: May 7, 2004
    Date of Patent: June 12, 2012
    Assignee: Kao Corporation
    Inventors: Yoshiaki Kumamoto, Masataka Ishikawa, Takao Orii
  • Patent number: 8084139
    Abstract: A molded article containing a powder and a fibrous material which is obtained by a wet papermaking process. The fibrous material has a fiber length frequency distribution such that 30% to 90% of the fibrous material have a fiber length of 0.4 to 2.0 mm and that 9% to 50% of the fibrous material has a fiber length of 0.4 mm or less. The molded article contains at least 50% by weight of the powder.
    Type: Grant
    Filed: April 28, 2005
    Date of Patent: December 27, 2011
    Assignee: Kao Corporation
    Inventors: Yoshiaki Kumamoto, Masataka Ishikawa
  • Publication number: 20110259518
    Abstract: A nanofiber sheet including a nanofiber layer containing a polymeric nanofiber, a surface of nanofiber sheet being adhesive. The nanofiber preferably contains an adhesive component and a water insoluble polymer. The nanofiber sheet preferably has a water soluble layer containing a nanofiber containing a water soluble adhesive component and a water insoluble layer containing a nanofiber containing a water insoluble polymer laminated to each other. The nanofiber sheet preferably further includes a base layer located on one side of the nanofiber layer and an adhesive layer located on the other side of the nanofiber layer.
    Type: Application
    Filed: December 25, 2009
    Publication date: October 27, 2011
    Applicant: KAO CORPORATION
    Inventors: Takehiko Tojo, Masataka Ishikawa, Yoshimi Yamashita
  • Publication number: 20110256397
    Abstract: A method of attaching a nanofiber sheet (10) having a nanofiber layer (11) comprising a polymeric nanofiber and a base layer (12) located on one side of the nanofiber layer (11) to a surface of an object. The method includes bringing a side of the nanofiber layer (11) of the nanofiber sheet (10) into contact with the surface of the object under the condition that a surface of the nanofiber layer (11) or the surface of the object is wet. Preferably, the base layer (12) is releasably laminated to the nanofiber layer (11), and the base layer (12) is removed from the nanofiber sheet (10) that is attached to the surface of the object to transfer the nanofiber layer (10) onto the surface of the object.
    Type: Application
    Filed: December 25, 2009
    Publication date: October 20, 2011
    Applicant: KAO CORPORATION
    Inventors: Takehiko Tojo, Masataka Ishikawa
  • Patent number: 7749357
    Abstract: A molded sheet containing at least an oxidizable metal, a moisture retaining agent, and a fibrous material and having a content of components other than the fibrous material of 50% by weight or higher. The sheet has a thickness of 0.08 to 1.2 mm and a breaking length of 100 to 4000 m.
    Type: Grant
    Filed: June 11, 2003
    Date of Patent: July 6, 2010
    Assignee: KAO Corporation
    Inventors: Yoshiaki Kumamoto, Masataka Ishikawa, Kunio Matsui
  • Patent number: 7625464
    Abstract: A process of producing a heat generating molded article comprising the steps of making an intermediate product by a papermaking process from a raw material composition containing at least an oxidizable metal powder, a moisture retaining agent, a fibrous material, and water and incorporating an electrolyte into the resulting intermediate product.
    Type: Grant
    Filed: September 26, 2002
    Date of Patent: December 1, 2009
    Assignee: Kao Corporation
    Inventors: Kunio Matsui, Yoshiaki Kumamoto, Masataka Ishikawa
  • Publication number: 20090101867
    Abstract: A heat generating element of the present invention contains an oxidizable metal, a moisture retaining agent, water, an electrolyte as an oxidation promoter, and a particulate hardening inhibitor. The particle size of the particulate hardening inhibitor is preferably 25% or smaller of that of the oxidizable metal. The heat generating element in which the oxidizable metal to the particulate hardening inhibitor mass ratio is preferably 1 to 30. The particulate hardening inhibitor preferably has a particle size of 10 ?m or smaller.
    Type: Application
    Filed: August 8, 2006
    Publication date: April 23, 2009
    Applicant: Kao Corporation
    Inventors: Masataka Ishikawa, Yoshiaki Kumamoto, Takeshi Oka
  • Publication number: 20080292879
    Abstract: A molded article containing a powder and a fibrous material which is obtained by a wet papermaking process. The fibrous material has a fiber length frequency distribution such that 30% to 90% of the fibrous material have a fiber length of 0.4 to 2.0 mm and that 9% to 50% of the fibrous material has a fiber length of 0.4 mm or less. The molded article contains at least 50% by weight of the powder.
    Type: Application
    Filed: April 28, 2005
    Publication date: November 27, 2008
    Applicant: Kao Corporation
    Inventors: Yoshiaki Kumamoto, Masataka Ishikawa
  • Patent number: 7370788
    Abstract: A molded article (10) made predominantly of pulp and comprising a bottom portion (13) and a body portion (12), wherein the angle ? between the outer surface of a side wall of the body portion (12) and the ground contact plane (B) of the bottom portion (13) is 85° or greater, and the height of the body portion (12) is 50 mm or more.
    Type: Grant
    Filed: May 6, 1999
    Date of Patent: May 13, 2008
    Assignee: Kao Corporation
    Inventors: Kenichi Otani, Yoshiaki Kumamoto, Koichi Sagara, Shinji Kodama, Minoru Goto, Susumu Fujinami, Tokuo Tsuura, Shinji Otakura, Takehiko Tojo, Yukiya Sato, Masataka Ishikawa, Shingo Odajima, Masanori Takita
  • Patent number: 7353820
    Abstract: A warming device consisting essentially of a heat generating main body comprising a heat generating element and an air-permeable holding member having the heat generating element enclosed therein. The warming device has a receiving part for receiving a part of a body being inserted. The heat generating element comprises a sheet which contains an oxidizable metal, a moisture-retaining agent, and a fibrous material and is prepared by papermaking.
    Type: Grant
    Filed: June 23, 2004
    Date of Patent: April 8, 2008
    Assignee: KAO Corporation
    Inventors: Yoshiaki Kumamoto, Masataka Ishikawa, Takao Orii, Christine Hall, Jill Kathleen Lynch
  • Publication number: 20070020412
    Abstract: A warming device of sheet form having (1) a heat generating sheet prepared by papermaking and containing an oxidizable metal, a moisture retaining agent, and a fibrous material and (2) an air permeable holder holding the heat generating sheet. The warming device has a thickness of 0.1 to 10 mm and a flexural strength of 0.01 to 0.3 N/cm. The sheet preferably has a thickness of 0.1 to 2.0 mm. The fibrous material preferably has a CSF of 600 ml or less.
    Type: Application
    Filed: July 29, 2004
    Publication date: January 25, 2007
    Inventors: Yoshiaki Kumamoto, Masataka Ishikawa, Hironobu Kawajiri, Hisao Nishiguchi