Patents by Inventor Naoki Sano

Naoki Sano 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: 10871597
    Abstract: Provided are a polarizing plate including a polarizer and a polarizing plate protective film laminated on the polarizer, in which the polarizing plate protective film contains at least one compound represented by any one of General Formulas (1) to (3) and cellulose acylate; an image display device using the polarizing plate; and a polarizing plate protective film used for the polarizing plate, and R7—N?C?N—R8??General Formula (3) in which R1 to R8 represent a specific substituent.
    Type: Grant
    Filed: July 18, 2018
    Date of Patent: December 22, 2020
    Assignee: FUJIFILM Corporation
    Inventors: Naoki Sano, Nobutaka Fukagawa, Akio Tamura
  • Publication number: 20200279580
    Abstract: The magnetic recording medium includes: a non-magnetic support; and a magnetic layer including ferromagnetic powder, in which a difference (S0.5?S13.5) between a spacing S0.5 measured on a surface of the magnetic layer by optical interferometry after n-hexane cleaning under a pressure of 0.5 atm and a spacing S13.5 measured on the surface of the magnetic layer by optical interferometry after n-hexane cleaning under a pressure of 13.5 atm is 9.0 nm or more.
    Type: Application
    Filed: February 27, 2020
    Publication date: September 3, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Naoki SANO, Eiki OZAWA, Norihito KASADA, Takuto KUROKAWA
  • Publication number: 20200090694
    Abstract: The magnetic recording medium includes a non-magnetic support; and a magnetic layer including a ferromagnetic powder and a binding agent on the non-magnetic support, in which a difference (S0.5?S13.5) between a spacing S0.5 measured by optical interferometry regarding a surface of the magnetic layer under a pressing force of 0.5 atm after n-hexane cleaning and a spacing S13.5 measured by optical interferometry regarding the surface of the magnetic layer under a pressing force of 13.5 atm after n-hexane cleaning is equal to or smaller than 3.0 nm, and a magnetic recording and reproducing device including this magnetic recording medium.
    Type: Application
    Filed: September 12, 2019
    Publication date: March 19, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Naoki SANO, Takuto Kurokawa, Norihito Kasada, Eiki Ozawa
  • Patent number: 10485874
    Abstract: Hyaluronic acid modified with sphingosine-1-phosphate, and a medicine comprising the hyaluronic acid as an active ingredient, wherein the medicine can alleviate hepatic disorder caused by hypoxia/reoxygenation by protecting the liver sinusoidal endothelial cells, and the medicine can prevent and/or treat liver failure due to liver transplantation, hepatectomy, or other surgeries associated with liver ischemia/reperfusion.
    Type: Grant
    Filed: March 5, 2015
    Date of Patent: November 26, 2019
    Assignees: Kewpie Corporation, University of Tsukuba
    Inventors: Hideyoshi Harashima, Mamoru Hyodo, Naoyuki Toriyabe, Nobuhiro Ohkohchi, Takafumi Tamura, Naoki Sano
  • Patent number: 10457792
    Abstract: A polarizing plate protective film which prevents deterioration of polarization performance in a high temperature, high humidity environment, and a polarizing plate and display device using the film including a compound represented by the following General Formula (I). (X-LnZ??General Formula (I) X represents a formyl group, a boronic acid group, or a group represented by the following General Formula (I-B) or a group represented by the following General Formula (I-C), where L represents a single bond or divalent linking group, and n represents an integer equal to or greater than 2. When n is 2, Z represents a single bond or a divalent group, and when n?3, Z represents an n-valent group. RA and RB represent an alkyl group, a cycloalkyl group, an aryl group, or an acyl group. RA and RB may be bonded to each other to form a ring. * represents a bond to be bonded to L.
    Type: Grant
    Filed: April 26, 2017
    Date of Patent: October 29, 2019
    Assignee: FUJIFILM Corporation
    Inventors: Nobutaka Fukagawa, Naoki Sano, Mayumi Nojiri, Aiko Yoshida, Naoya Shimoju
  • Publication number: 20190302273
    Abstract: Usability of a GNSS device with a tilt sensor is improved. A GNSS device includes a tilt sensor capable of measuring a tilt, an electronic compass capable of measuring a direction, a GNSS antenna capable of acquiring positional information, and a display unit capable of displaying information, wherein when the tilt sensor or the electronic compass requests calibration for adjustment, an icon calling attention is displayed on a screen of the display unit, and when the icon is tapped by a user, the screen of the display unit shifts to a calibration screen. When calibration is required, immediate shifting to a calibration screen is enabled, so that high operability and usability are obtained.
    Type: Application
    Filed: February 15, 2019
    Publication date: October 3, 2019
    Inventors: Naoki SANO, Tohru MOGI
  • Patent number: 10338277
    Abstract: A polarizing plate protective film containing a compound represented by formula (I); a polarizing plate; and a display: in formula (I), X represents a group of formula (I-A-1) or (I-A-2), L represents a single bond or a divalent linking group, Z represents an n-valent linking group, and n represents an integer of 2 or more; however, when n is 2, the case where L and Z each are simultaneously a single bond is excluded: in formulae (I-A-1) and (I-A-2), RAC1 and RAC2 each independently represent an alkyl, cycloalkyl, aryl, or acyl group; however, the case where RAC1 and RAC2 bond to each other to form a ring is excluded; RAC3 to RAC6 each independently represent a hydrogen atom, or an alkyl, cycloalkyl, aryl, acyl, alkoxy, or alkoxycarbonyl group; and an asterisk (*) represents a bonding hand to form a bonding with L.
    Type: Grant
    Filed: December 15, 2015
    Date of Patent: July 2, 2019
    Assignee: FUJIFILM Corporation
    Inventors: Aiko Yoshida, Naoya Shimoju, Naoki Sano, Nobutaka Fukagawa
  • Publication number: 20180329117
    Abstract: Provided are a polarizing plate including a polarizer and a polarizing plate protective film laminated on the polarizer, in which the polarizing plate protective film contains at least one compound represented by any one of General Formulas (1) to (3) and cellulose acylate; an image display device using the polarizing plate; and a polarizing plate protective film used for the polarizing plate, and R7—N?C?N—R8??General Formula (3) in which R1 to R8 represent a specific substituent.
    Type: Application
    Filed: July 18, 2018
    Publication date: November 15, 2018
    Applicant: FUJIFILM Corporation
    Inventors: Naoki SANO, Nobutaka FUKAGAWA, Akio TAMURA
  • Patent number: 10031264
    Abstract: A polarizing plate of the present invention includes polarizing plate protective film(s) on one or both sides of a polarizer, wherein the polarizing plate protective film contains a compound represented by general formula (I) or (II) described below, the polarizer contains iodine, and the content of the iodine within the polarizer is 4.0 wt % or greater.
    Type: Grant
    Filed: March 28, 2016
    Date of Patent: July 24, 2018
    Assignee: FUJIFILM Corporation
    Inventors: Nobutaka Fukagawa, Naoki Sano, Mayumi Nojiri, Aiko Yoshida, Naoya Shimoju
  • Patent number: 9817156
    Abstract: A polarizing plate protective film contains a compound represented by general formula (I). In general formula (I), X is a group containing a boronic acid ester structure, and a plurality of Xs may be identical or different; L represents a single bond or a divalent linking group, and a plurality of Ls may be identical or different; n represents an integer of 2 or more; when n is 2, Z represents a single bond or a divalent group, and when n is 3 or more, Z represents a group having a valence of n, provided that L and Z are not simultaneously single bonds when n is 2.
    Type: Grant
    Filed: March 29, 2016
    Date of Patent: November 14, 2017
    Assignee: FUJIFILM Corporation
    Inventors: Aiko Yoshida, Naoya Shimoju, Naoki Sano, Mayumi Nojiri, Nobutaka Fukagawa
  • Publication number: 20170226317
    Abstract: A polarizing plate protective film which prevents deterioration of polarization performance in a high temperature, high humidity environment, and a polarizing plate and display device using the film including a compound represented by the following General Formula (I). (X-L?nz??General Formula (I) X represents a formyl group, a boronic acid group, or a group represented by the following General Formula (I-B) or a group represented by the following General Formula (I-C), where L represents a single bond or divalent linking group, and n represents an integer equal to or greater than 2. When n is 2, Z represents a single bond or a divalent group, and when n?3, Z represents an n-valent group. RA and RB represent an alkyl group, a cycloalkyl group, an aryl group, or an acyl group. RA and RB may be bonded to each other to form a ring. * represents a bond to be bonded to L.
    Type: Application
    Filed: April 26, 2017
    Publication date: August 10, 2017
    Applicant: FUJIFILM Corporation
    Inventors: Nobutaka FUKAGAWA, Naoki SANO, Mayumi NOJIRI, Aiko YOSHIDA, Naoya SHIMOJU
  • Patent number: 9678249
    Abstract: A polarizing plate protective film contains a compound represented by general formula (II-1) or (II-2). In general formulas (II-1) and (II-2), X represents a 6-membered cyclic acetal group; n represents an integer of 2 or more; and a plurality of Xs may be identical or different. In general formula (II-1), Z2 represents a linking group having a valence of n; R1 represents a substituent, when there are a plurality of R1s, at least two of the plurality of R1s may be taken together to form a ring, R1s in different benzene rings may be taken together to form a single bond; m represents an integer of 0-4; and the plurality of R1s may be identical or different. In general formula (II-2), Z3 represents an alkylene group having a valence of n, provided that Z3 does not have a ring structure.
    Type: Grant
    Filed: March 28, 2016
    Date of Patent: June 13, 2017
    Assignee: FUJIFILM Corporation
    Inventors: Aiko Yoshida, Naoya Shimoju, Naoki Sano, Nobutaka Fukagawa
  • Publication number: 20170056509
    Abstract: Hyaluronic acid modified with sphingosine-1-phosphate, and a medicine comprising the hyaluronic acid as an active ingredient, wherein the medicine can alleviate hepatic disorder caused by hypoxia/reoxygenation by protecting the liver sinusoidal endothelial cells, and the medicine can prevent and/or treat liver failure due to liver transplantation, hepatectomy, or other surgeries associated with liver ischemia/reperfusion.
    Type: Application
    Filed: March 5, 2015
    Publication date: March 2, 2017
    Inventors: Hideyoshi HARASHIMA, Mamoru HYODO, Naoyuki TORIYABE, Nobuhiro OHKOHCHI, Takafumi TAMURA, Naoki SANO
  • Publication number: 20160291211
    Abstract: A polarizing plate protective film contains a compound represented by general formula (II-1) or (II-2). In general formulas (II-1) and (II-2), X represents a 6-membered cyclic acetal group; n represents an integer of 2 or more; and a plurality of Xs may be identical or different. In general formula (II-1), Z2 represents a linking group having a valence of n; R1 represents a substituent, when there are a plurality of R1s, at least two of the plurality of R1s may be taken together to form a ring, R1s in different benzene rings may be taken together to form a single bond; m represents an integer of 0-4; and the plurality of R1s may be identical or different. In general formula (II-2), Z3 represents an alkylene group having a valence of n, provided that Z3 does not have a ring structure.
    Type: Application
    Filed: March 28, 2016
    Publication date: October 6, 2016
    Applicant: FUJIFILM Corporation
    Inventors: Aiko YOSHIDA, Naoya SHIMOJU, Naoki SANO, Nobutaka FUKAGAWA
  • Publication number: 20160291213
    Abstract: A polarizing plate protective film contains a compound represented by general formula (I). In general formula (I), X is a group containing a boronic acid ester structure, and a plurality of Xs may be identical or different; L represents a single bond or a divalent linking group, and a plurality of Ls may be identical or different; n represents an integer of 2 or more; when n is 2, Z represents a single bond or a divalent group, and when n is 3 or more, Z represents a group having a valence of n, provided that L and Z are not simultaneously single bonds when n is 2.
    Type: Application
    Filed: March 29, 2016
    Publication date: October 6, 2016
    Applicant: FUJIFILM Corporation
    Inventors: Aiko YOSHIDA, Naoya SHIMOJU, Naoki SANO, Mayumi NOJIRI, Nobutaka FUKAGAWA
  • Publication number: 20160291210
    Abstract: A polarizing plate of the present invention includes polarizing plate protective film(s) on one or both sides of a polarizer, wherein the polarizing plate protective film contains a compound represented by general formula (I) or (II) described below, the polarizer contains iodine, and the content of the iodine within the polarizer is 4.0 wt % or greater.
    Type: Application
    Filed: March 28, 2016
    Publication date: October 6, 2016
    Applicant: FUJIFILM Corporation
    Inventors: Nobutaka FUKAGAWA, Naoki SANO, Mayumi NOJIRI, Aiko YOSHIDA, Naoya SHIMOJU
  • Publication number: 20160178809
    Abstract: A polarizing plate protective film containing a compound represented by formula (I); a polarizing plate; and a display: in formula (I), X represents a group of formula (I-A-1) or (I-A-2), L represents a single bond or a divalent linking group, Z represents an n-valent linking group, and n represents an integer of 2 or more; however, when n is 2, the case where L and Z each are simultaneously a single bond is excluded: in formulae (I-A-1) and (I-A-2), RAC1 and RAC2 each independently represent an alkyl, cycloalkyl, aryl, or acyl group; however, the case where RAC1 and RAC2 bond to each other to form a ring is excluded; RAC3 to RAC6 each independently represent a hydrogen atom, or an alkyl, cycloalkyl, aryl, acyl, alkoxy, or alkoxycarbonyl group; and an asterisk (*) represents a bonding hand to form a bonding with L.
    Type: Application
    Filed: December 15, 2015
    Publication date: June 23, 2016
    Applicant: FUJIFILM Corporation
    Inventors: Aiko YOSHIDA, Naoya SHIMOJU, Naoki SANO, Nobutaka FUKAGAWA
  • Patent number: 9236576
    Abstract: A photoelectric element 1 includes a first electrode, an electron transport layer supporting a photosensitizer, a hole transport layer, and a second electrode, and these components are stacked in the above order. The electron transport layer is formed of an organic compound produced by electrolytic polymerization of a precursor having, within one molecule thereof, two or more moieties each having a structure represented by the following structural formula (1). The photoelectric element 1 includes a gel layer composed of the organic compound and an electrolyte solution infiltrated into the organic compound.
    Type: Grant
    Filed: November 1, 2011
    Date of Patent: January 12, 2016
    Assignees: Panasonic Corporation, Waseda University
    Inventors: Michio Suzuka, Takashi Sekiguchi, Takeyuki Yamaki, Hiroyuki Nishide, Kenichi Oyaizu, Fumiaki Kato, Naoki Sano
  • Patent number: 8952372
    Abstract: To provide a photoelectric element A including a first electrode 2, a second electrode 3 arranged opposite to the first electrode 2, an electron transport layer 1 provided on a face of the first electrode 2, the face being opposite to the second electrode 3, a photosensitizer 5 supported on the electron transport layer 1, and a hole transport layer 4 interposed between the first electrode 2 and the second electrode 3. The electron transport layer 1 includes a filled part 8 containing an organic molecule.
    Type: Grant
    Filed: December 12, 2012
    Date of Patent: February 10, 2015
    Assignees: Panasonic Corporation, Waseda University
    Inventors: Takashi Sekiguchi, Michio Suzuka, Naoki Hayashi, Takeyuki Yamaki, Hiroyuki Nishide, Kenichi Oyaizu, Fumiaki Kato, Naoki Sano
  • Patent number: 8895975
    Abstract: Provided is a photoelectric element that includes an electron transport layer having excellent electron transport properties and a sufficiently large reaction interface and has low resistance loss and excellent conversion efficiency between light and electricity. The photoelectric element includes a first electrode 3, a second electrode 4, an electron transport layer 1 and a hole transport layer 5 interposed between the first electrode 3 and the second electrode 4, an electrolyte solution, and a sensitizing dye. The electron transport layer 1 includes an organic compound having an oxidation-reduction site capable of repeated oxidation-reduction. The electrolyte solution serves to stabilize a reduction state of the oxidation-reduction site. The organic compound and the electrolyte solution form a gel layer 2. The sensitizing dye is provided in contact with the electron transport layer 1.
    Type: Grant
    Filed: March 5, 2012
    Date of Patent: November 25, 2014
    Assignees: Panasonic Corporation, Waseda University
    Inventors: Naoki Hayashi, Michio Suzuka, Takashi Sekiguchi, Takeyuki Yamaki, Hiroyuki Nishide, Kenichi Oyaizu, Fumiaki Kato, Naoki Sano