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Yasuyuki Yamada

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Patents Grantslast 30 patents

  • Information Patent Grant

    Load-compensation device
    • Patent number 9,132,557
    • Issue date Sep 15, 2015
    • Keio University
    • Yasuyuki Yamada
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Defect analysis method, apparatus, and recording medium using patte...
    • Patent number 8,682,058
    • Issue date Mar 25, 2014
    • Kabushiki Kaisha Toshiba
    • Yasuyuki Yamada
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Method for preparing a magnetic recording medium and a magnetic dis...
    • Patent number 5,061,562
    • Issue date Oct 29, 1991
    • Fuji Photo Film Co., Ltd.
    • Fusao Yamanaka
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Ferromagnetic thin film magnetic recording medium having an interme...
    • Patent number 5,055,352
    • Issue date Oct 8, 1991
    • Fuji Photo Film Co., Ltd.
    • Yasuyuki Yamada
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Magnetic disk having a magnetic layer comprising a binder and ferro...
    • Patent number 5,051,287
    • Issue date Sep 24, 1991
    • Fuji Photo Film Co., Ltd.
    • Yasuyuki Yamada
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Magnetic recording medium containing ferromagnetic metal powder and...
    • Patent number 5,045,372
    • Issue date Sep 3, 1991
    • Fuji Photo Film Co., Ltd.
    • Yasushi Endo
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Magnetic recording medium
    • Patent number 5,034,271
    • Issue date Jul 23, 1991
    • Fuji Photo Film Co., Ltd.
    • Takahito Miyoshi
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Magnetic recording medium
    • Patent number 4,943,479
    • Issue date Jul 24, 1990
    • Fuji Photo Film Co., Ltd.
    • Yasuyuki Yamada
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Magnetic recording medium
    • Patent number 4,868,060
    • Issue date Sep 19, 1989
    • Fuji Photo Film Co., Ltd.
    • Katsumi Ryoke
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Abrasive tape
    • Patent number 4,840,842
    • Issue date Jun 20, 1989
    • Fuji Photo Film Co., Ltd.
    • Nobutaka Yamaguchi
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Magnetic recording medium
    • Patent number 4,837,081
    • Issue date Jun 6, 1989
    • Fuji Photo Film Co., Ltd.
    • Yasuyuki Yamada
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Magnetic recording medium
    • Patent number 4,812,369
    • Issue date Mar 14, 1989
    • Fuji Photo Film Co., Ltd.
    • Kazuko Hanai
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Magnetic recording medium
    • Patent number 4,798,755
    • Issue date Jan 17, 1989
    • Fuji Photo Film Co., Ltd.
    • Yasuyuki Yamada
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Abrasive tape
    • Patent number 4,789,590
    • Issue date Dec 6, 1988
    • Fuji Photo Film Co., Ltd.
    • Masami Sato
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Magnetic recording medium
    • Patent number 4,788,103
    • Issue date Nov 29, 1988
    • Fuji Photo Film Co., Ltd.
    • Tsutomu Okita
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Magnetic recording medium
    • Patent number 4,784,907
    • Issue date Nov 15, 1988
    • Fuji Photo Film Co., Ltd.
    • Akihiro Matsufuji
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Magnetic recording medium
    • Patent number 4,784,914
    • Issue date Nov 15, 1988
    • Fuji Photo Film Co., Ltd.
    • Akihiro Matsufuji
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Magnetic recording medium
    • Patent number 4,752,530
    • Issue date Jun 21, 1988
    • Fuji Photo Film Co., Ltd.
    • Yasuyuki Yamada
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Magnetic recording medium
    • Patent number 4,728,577
    • Issue date Mar 1, 1988
    • Fuji Photo Film Co., Ltd.
    • Yasuyuki Yamada
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Magnetic recording medium
    • Patent number 4,726,992
    • Issue date Feb 23, 1988
    • Fuji Photo Film Co., Ltd.
    • Takamitsu Asai
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Magnetic recording medium
    • Patent number 4,711,819
    • Issue date Dec 8, 1987
    • Fuji Photo Film Co., Ltd.
    • Kazuko Hanai
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Magnetic recording medium
    • Patent number 4,664,979
    • Issue date May 12, 1987
    • Fuji Photo Film Co., Ltd.
    • Yasuyuki Yamada
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Method of preparing a magnetic recording medium
    • Patent number 4,588,656
    • Issue date May 13, 1986
    • Fuji Photo Film Co., Ltd.
    • Tatsuji Kitamoto
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Magnetic recording medium
    • Patent number 4,571,364
    • Issue date Feb 18, 1986
    • Fuji Photo Film Co., Ltd.
    • Akira Kasuga
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Magnetic recording medium
    • Patent number 4,552,807
    • Issue date Nov 12, 1985
    • Fuji Photo Film Co., Ltd.
    • Yasuyuki Yamada
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Magnetic recording medium
    • Patent number 4,503,120
    • Issue date Mar 5, 1985
    • Fuji Photo Film Co., Ltd.
    • Koichi Yamauchi
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Magnetic recording media
    • Patent number 4,503,119
    • Issue date Mar 5, 1985
    • Fuji Photo Film Co., Ltd.
    • Ryuji Shirahata
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Magnetic recording medium
    • Patent number 4,448,843
    • Issue date May 15, 1984
    • Fuji Photo Film Co., Ltd.
    • Yasuyuki Yamada
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Magnetic recording medium
    • Patent number 4,444,838
    • Issue date Apr 24, 1984
    • Fuji Photo Film Co., Ltd.
    • Yasuyuki Yamada
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Magnetic recording medium
    • Patent number 4,439,486
    • Issue date Mar 27, 1984
    • Fuji Photo Film Co., Ltd.
    • Yasuyuki Yamada
    • G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

  • Information Patent Application

    LOAD-COMPENSATION DEVICE
    • Publication number 20120186380
    • Publication date Jul 26, 2012
    • Yasuyuki Yamada
    • B66 - HOISTING LIFTING HAULING