TREA

Tsutomu Maeda

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Laser processing apparatus
    • Patent number 11,177,148
    • Issue date Nov 16, 2021
    • Disco Corporation
    • Tsutomu Maeda
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Laser processing apparatus
    • Patent number 10,580,670
    • Issue date Mar 3, 2020
    • Disco Corporation
    • Tsutomu Maeda
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Laser processing apparatus
    • Patent number 9,925,618
    • Issue date Mar 27, 2018
    • Disco Corporation
    • Tsutomu Maeda
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Wafer processing method
    • Patent number 9,530,695
    • Issue date Dec 27, 2016
    • Disco Corporation
    • Tsutomu Maeda
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Three-dimensional joint structure measuring method
    • Patent number 7,664,297
    • Issue date Feb 16, 2010
    • Teijin Limited
    • Yoshifumi Harada
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Bone measuring method
    • Patent number 6,839,457
    • Issue date Jan 4, 2005
    • Teijin Limited
    • Yoshiaki Azuma
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    High voltage supply having a voltage stabilizer
    • Patent number 5,043,598
    • Issue date Aug 27, 1991
    • TDK Corporation
    • Tsutomu Maeda
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Regulated forward converter for generating repeating spark discharg...
    • Patent number 4,918,569
    • Issue date Apr 17, 1990
    • TDK Corporation
    • Tsutomu Maeda
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Transformer with tapered core
    • Patent number 4,893,105
    • Issue date Jan 9, 1990
    • TDK Corporation
    • Tsutomu Maeda
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Ingition system
    • Patent number 4,841,944
    • Issue date Jun 27, 1989
    • Tsutomu Maeda
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Deflection apparatus for cathode ray tube
    • Patent number 4,841,267
    • Issue date Jun 20, 1989
    • TDK Corporation
    • Seiji Watabe
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electromagnetic deflection-distortion corrector
    • Patent number 4,714,908
    • Issue date Dec 22, 1987
    • TDK Corporation
    • Seiji Watabe
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    LASER PROCESSING APPARATUS
    • Publication number 20190043743
    • Publication date Feb 7, 2019
    • Disco Corporation
    • Tsutomu Maeda
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    LASER PROCESSING APPARATUS
    • Publication number 20170263473
    • Publication date Sep 14, 2017
    • Disco Corporation
    • Tsutomu Maeda
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    LASER PROCESSING APPARATUS
    • Publication number 20160074959
    • Publication date Mar 17, 2016
    • Disco Corporation
    • Tsutomu Maeda
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    WAFER PROCESSING METHOD
    • Publication number 20150096964
    • Publication date Apr 9, 2015
    • Disco Corporation
    • Tsutomu Maeda
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Three-dimesional joint structure measuring method
    • Publication number 20040136583
    • Publication date Jul 15, 2004
    • Yoshifumi Harada
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE