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Naohiro Murayama

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Patents Grantslast 30 patents

  • Information Patent Grant

    Polymer piezoelectric film
    • Patent number 4,784,915
    • Issue date Nov 15, 1988
    • Kureha Kagaku Kogyo Kabushiki Kaisha
    • Teruo Sakagami
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Carbon article comprising pieces of carbonaceous material bonded wi...
    • Patent number 4,777,083
    • Issue date Oct 11, 1988
    • Kureha Kagaku Kogyo Kabushiki Kaisha
    • Takashi Ono
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Grant

    Optical fiber
    • Patent number 4,775,590
    • Issue date Oct 4, 1988
    • Kureha Kagaku Kogyo Kabushiki Kaisha
    • Teruo Sakagami
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Flexible carbon material
    • Patent number 4,759,977
    • Issue date Jul 26, 1988
    • Kureha Kagaku Kogyo Kabushiki Kaisha
    • Hiroyuki Fukuda
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Photochromic lens
    • Patent number 4,756,973
    • Issue date Jul 12, 1988
    • Kureha Kagaku Kogyo Kabushiki Kaisha
    • Teruo Sakagami
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Vinylidene fluoride resin film and metallized film thereof
    • Patent number 4,731,288
    • Issue date Mar 15, 1988
    • Kureha Kagaku Kogyo Kabushiki Kaisha
    • Toshiya Mizuno
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Halogen-containing resin lens material
    • Patent number 4,704,006
    • Issue date Nov 3, 1987
    • Kureha Kagaku Kogyo Kabushiki Kaisha
    • Teruo Sakagami
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Dielectric films comprising stretched films of vinylidene fluoride...
    • Patent number 4,687,803
    • Issue date Aug 18, 1987
    • Kureha Kagaku Kogyo Kabushiki Kaisha
    • Yoshikichi Teramoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Dielectric film for capacitor and process for producing same
    • Patent number 4,656,234
    • Issue date Apr 7, 1987
    • Kureha Kagaku Kogyo Kabushiki Kaisha
    • Naohiro Murayama
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Thin transparent polytetrafluoroethylene film and production proces...
    • Patent number 4,650,833
    • Issue date Mar 17, 1987
    • Kureha Chemical Industry Co.
    • Teruo Sakagami
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Lens materials of high refractive indexes
    • Patent number 4,644,025
    • Issue date Feb 17, 1987
    • Kureha Kagaku Kogyo Kabushiki Kaisha
    • Teruo Sakagami
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Ultrafine fiber of an ethylene tetrafluoride copolymer and a proces...
    • Patent number 4,632,873
    • Issue date Dec 30, 1986
    • Kureha Kagaku Kogyo Kabushiki Kaisha
    • Toshiya Mizuno
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Vinylidene fluoride copolymer film
    • Patent number 4,615,943
    • Issue date Oct 7, 1986
    • Kureha Kagaku Kogyo Kabushiki Kaisha
    • Teruo Sakagami
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Vinylidene fluoride resin split yarn, process for production thereo...
    • Patent number 4,592,949
    • Issue date Jun 3, 1986
    • Kureha Kagaku Kogyo Kabushiki Kaisha
    • Toshiya Mizuno
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Halogen-containing lens material
    • Patent number 4,578,445
    • Issue date Mar 25, 1986
    • Kureha Kagaku Kogyo Kabushiki Kaisha
    • Teruo Sakagami
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Substrate capable of adsorbing protein
    • Patent number 4,571,390
    • Issue date Feb 18, 1986
    • Kureha Kagaku Kogyo Kabushiki Kaisha
    • Teruo Sakagami
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Vinylidene fluoride resin fiber and process for producing the same
    • Patent number 4,546,158
    • Issue date Oct 8, 1985
    • Kureha Kagaku Kogyo Kabushiki Kaisha
    • Toshiya Mizuno
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Photoresist material
    • Patent number 4,504,631
    • Issue date Mar 12, 1985
    • Kureha Kagaku Kogyo Kabushiki Kaisha
    • Hideaki Doi
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Substrate for liquid chromatography and process for isolating and p...
    • Patent number 4,497,710
    • Issue date Feb 5, 1985
    • Kureha Kagaku Kogyo Kabushiki Kaisha
    • Masakatsu Wagu
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Gel chromatography material
    • Patent number 4,443,366
    • Issue date Apr 17, 1984
    • Kureha Kagaku Kogyo Kabushiki Kaisha
    • Teruo Sakagami
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Electrooptical element
    • Patent number 4,428,873
    • Issue date Jan 31, 1984
    • Kureha Kagaku Kogyo Kabushiki Kaisha
    • Naohiro Murayama
    • G02 - OPTICS
  • Information Patent Grant

    Cyanoethylated olefin-vinyl alcohol copolymer and dielectric materi...
    • Patent number 4,413,090
    • Issue date Nov 1, 1983
    • Kureha Kagaku Kogyo Kabushiki Kaisha
    • Masuhiro Shoji
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Vinylidene fluoride resin-based shaped product
    • Patent number 4,413,095
    • Issue date Nov 1, 1983
    • Kureha Kagaku Kogyo Kabushiki Kaisha
    • Toshiya Mizuno
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Ultrasonic probe
    • Patent number 4,406,967
    • Issue date Sep 27, 1983
    • Kureha Kagaku Kogyo Kabushiki Kaisha
    • Hiroshi Obara
    • B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
  • Information Patent Grant

    Vibration detector
    • Patent number 4,368,525
    • Issue date Jan 11, 1983
    • Kureha Kagaku Kogyo Kabushiki Kaisha
    • Sukiro Obata
    • B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
  • Information Patent Grant

    Laminar thermoplastic resin structure
    • Patent number 4,341,837
    • Issue date Jul 27, 1982
    • Kureha Kagaku Kogyo Kabushiki Kaisha
    • Takayuki Katsuto
    • B32 - LAYERED PRODUCTS
  • Information Patent Grant

    Crosslinked polyvinyl alcohol gel
    • Patent number 4,314,032
    • Issue date Feb 2, 1982
    • Kureha Kagaku Kogyo Kabushiki Kaisha
    • Naohiro Murayama
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Method for electrodepositing a protein onto an ion-exchange membrane
    • Patent number 4,294,677
    • Issue date Oct 13, 1981
    • Kureha Kagaku Kogyo Kabushiki Kaisha
    • Teruo Sakagami
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Grant

    Method for producing shaped articles by electrodepositional shaping...
    • Patent number 4,264,422
    • Issue date Apr 28, 1981
    • Kureha Kagaku Kogyo Kabushiki Kaisha
    • Masayuki Funabashi
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Grant

    Pyroelectric infrared detector
    • Patent number 4,258,260
    • Issue date Mar 24, 1981
    • Kureha Kagaku Kogyo Kabushiki Kaisha
    • Hiroshi Obara
    • G01 - MEASURING TESTING