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Tadashi Takahashi

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  • Saitama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Horizontal lathe
    • Patent number 11,511,357
    • Issue date Nov 29, 2022
    • Furukawa Electric Co., Ltd.
    • Tadashi Takahashi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Steam turbine plant
    • Patent number 11,333,043
    • Issue date May 17, 2022
    • MITSUBISHI POWER, LTD.
    • Toyoharu Nishikawa
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Steam turbine
    • Patent number 11,073,047
    • Issue date Jul 27, 2021
    • MITSUBISHI POWER, LTD.
    • Hideaki Sugishita
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Gas branching apparatus and method for manufacturing fine glass par...
    • Patent number 10,683,230
    • Issue date Jun 16, 2020
    • Furukawa Electric Co., Ltd.
    • Tadashi Takahashi
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Grant

    Graphite heating furnace
    • Patent number 9,458,051
    • Issue date Oct 4, 2016
    • Furukawa Electric Co., Ltd.
    • Tadashi Takahashi
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Grant

    Graphite heating furnace
    • Patent number 8,549,886
    • Issue date Oct 8, 2013
    • The Furukawa Electric Co., Ltd.
    • Tadashi Takahashi
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Grant

    Method of producing optical fiber preform and optical fiber
    • Patent number 8,464,557
    • Issue date Jun 18, 2013
    • Furukawa Electric Co., Ltd.
    • Taeko Shibuta
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Grant

    Endoscope system
    • Patent number 7,853,106
    • Issue date Dec 14, 2010
    • Hoya Corporation
    • Tadashi Takahashi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Endoscope system
    • Patent number 7,559,889
    • Issue date Jul 14, 2009
    • Hoya Corporation
    • Tadashi Takahashi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Video-scope in electronic endoscope apparatus
    • Patent number 7,218,340
    • Issue date May 15, 2007
    • PENTAX Corporation
    • Tadashi Takahashi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Endoscope system
    • Patent number 7,033,316
    • Issue date Apr 25, 2006
    • PENTAX Corporation
    • Tadashi Takahashi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Method and apparatus for selective registration of endoscopes with...
    • Patent number 6,977,670
    • Issue date Dec 20, 2005
    • PENTAX Corporation
    • Tadashi Takahashi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Endoscope system
    • Patent number 6,976,954
    • Issue date Dec 20, 2005
    • PENTAX Corporation
    • Tadashi Takahashi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Electronic endoscope
    • Patent number 6,937,267
    • Issue date Aug 30, 2005
    • PENTAX Corporation
    • Tadashi Takahashi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Electronic endoscope
    • Patent number 6,724,418
    • Issue date Apr 20, 2004
    • PENTAX Corporation
    • Tadashi Takahashi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Electronic endoscope system
    • Patent number 6,690,409
    • Issue date Feb 10, 2004
    • PENTAX Corporation
    • Tadashi Takahashi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Electronic endoscope
    • Patent number 6,677,983
    • Issue date Jan 13, 2004
    • PENTAX Corporation
    • Tadashi Takahashi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Electronic endoscope
    • Patent number 6,545,703
    • Issue date Apr 8, 2003
    • PENTAX Corporation
    • Tadashi Takahashi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Device for controlling an amount of light of a lighting unit for an...
    • Patent number 6,524,236
    • Issue date Feb 25, 2003
    • PENTAX Corporation
    • Ryoji Honda
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Electronic endoscope
    • Patent number 6,473,116
    • Issue date Oct 29, 2002
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Tadashi Takahashi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Electronic endoscope
    • Patent number 6,414,710
    • Issue date Jul 2, 2002
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Tadashi Takahashi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Device for controlling an amount of light of a lighting unit for an...
    • Patent number 6,328,692
    • Issue date Dec 11, 2001
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Ryoji Honda
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Electronic endoscope
    • Patent number 6,322,497
    • Issue date Nov 27, 2001
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Tadashi Takahashi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Electronic endoscope
    • Patent number 6,319,198
    • Issue date Nov 20, 2001
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Tadashi Takahashi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Device for controlling an amount of light of a lighting unit for an...
    • Patent number 6,299,577
    • Issue date Oct 9, 2001
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Ryoji Honda
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Device for controlling an amount of light of a lighting unit for an...
    • Patent number 6,261,228
    • Issue date Jul 17, 2001
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Ryoji Honda
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Switch operation processing apparatus and method
    • Patent number 6,255,746
    • Issue date Jul 3, 2001
    • Asahi Kogaku Kogyo
    • Tadashi Takahashi
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Device for controlling an amount of light of a lighting unit for an...
    • Patent number 6,231,504
    • Issue date May 15, 2001
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Ryoji Honda
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Device for controlling an amount of light of a lighting unit for an...
    • Patent number 6,126,593
    • Issue date Oct 3, 2000
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Ryoji Honda
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Photographing light quantity controller for endoscope
    • Patent number RE36582
    • Issue date Feb 22, 2000
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Katsuhiko Furuya
    • 396 - Photography

Patents Applicationslast 30 patents

  • Information Patent Application

    MODEL GENERATING DEVICE, MODEL GENERATING SYSTEM, MODEL GENERATING...
    • Publication number 20250131650
    • Publication date Apr 24, 2025
    • Mitsubishi Heavy Industries, Ltd.
    • Shunsuke Mizumi
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    TURBINE BLADE AND STEAM TURBINE
    • Publication number 20250075633
    • Publication date Mar 6, 2025
    • Mitsubishi Heavy Industries, Ltd.
    • Toshiro Goto
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    APPARATUS FOR MANUFACTURING OPTICAL FIBER PREFORM AND METHOD FOR MA...
    • Publication number 20230331619
    • Publication date Oct 19, 2023
    • FURUKAWA ELECTRIC CO., LTD.
    • Tadashi TAKAHASHI
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Application

    GAS BRANCHING APPARATUS AND METHOD FOR MANUFACTURING FINE GLASS PAR...
    • Publication number 20200270164
    • Publication date Aug 27, 2020
    • FURUKAWA ELECTRIC CO., LTD.
    • Tadashi Takahashi
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    STEAM TURBINE
    • Publication number 20200173309
    • Publication date Jun 4, 2020
    • MITSUBISHI HITACHI POWER SYSTEMS, LTD.
    • Hideaki Sugishita
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    HORIZONTAL LATHE
    • Publication number 20190358714
    • Publication date Nov 28, 2019
    • FURUKAWA ELECTRIC CO., LTD.
    • Tadashi Takahashi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    STEAM TURBINE PLANT
    • Publication number 20190353055
    • Publication date Nov 21, 2019
    • MITSUBISHI HITACHI POWER SYSTEMS, LTD.
    • Toyoharu Nishikawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    GAS BRANCHING APPARATUS AND METHOD FOR MANUFACTURING FINE GLASS PAR...
    • Publication number 20170275198
    • Publication date Sep 28, 2017
    • FURUKAWA ELECTRIC CO., LTD.
    • Tadashi TAKAHASHI
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Application

    GRAPHITE HEATING FURNACE
    • Publication number 20130340483
    • Publication date Dec 26, 2013
    • FURUKAWA ELECTRIC CO., LTD.
    • Tadashi TAKAHASHI
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Application

    METHOD OF PRODUCING OPTICAL FIBER
    • Publication number 20120118019
    • Publication date May 17, 2012
    • FURUKAWA ELECTRIC CO., LTD.
    • Tadashi TAKAHASHI
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Application

    METHOD OF PRODUCING OPTICAL FIBER PREFORM AND OPTICAL FIBER
    • Publication number 20120118020
    • Publication date May 17, 2012
    • FURUKAWA ELECTRIC CO., LTD.
    • Taeko Shibuta
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Application

    METHOD OF MANUFACTURING OPTICAL FIBER PREFORM AND METHOD OF DETERMI...
    • Publication number 20080011019
    • Publication date Jan 17, 2008
    • THE FURUKAWA ELECTRIC CO., LTD.
    • Syuhei Hayami
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Application

    ENDOSCOPE SYSTEM
    • Publication number 20070274649
    • Publication date Nov 29, 2007
    • PENTAX CORPORATION
    • Tadashi TAKAHASHI
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    LIGHT SOURCE APPARATUS FOR ENDOSCOPE SYSTEM
    • Publication number 20070253215
    • Publication date Nov 1, 2007
    • PENTAX CORPORATION
    • Tadashi TAKAHASHI
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    GRAPHITE HEATING FURNACE
    • Publication number 20070180862
    • Publication date Aug 9, 2007
    • THE FURUKAWA ELECTRIC CO., LTD.
    • Tadashi TAKAHASHI
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Application

    ENDOSCOPE WITH BRIGHTNESS ADJUSTMENT FUNCTION
    • Publication number 20070123751
    • Publication date May 31, 2007
    • PENTAX CORPORATION
    • Tadashi Takahashi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Endoscope system
    • Publication number 20060142640
    • Publication date Jun 29, 2006
    • PENTAX CORPORATION
    • Tadashi Takahashi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Endoscope system
    • Publication number 20060142639
    • Publication date Jun 29, 2006
    • PENTAX CORPORATION
    • Tadashi Takahashi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Electronic endoscope apparatus including video-processor
    • Publication number 20030160865
    • Publication date Aug 28, 2003
    • PENTAX CORPORATION
    • Tadashi Takahashi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Video-scope in electronic endoscope apparatus
    • Publication number 20030142205
    • Publication date Jul 31, 2003
    • PENTAX CORPORATION
    • Tadashi Takahashi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Method and apparatus for selective registration of endoscopes with...
    • Publication number 20030063188
    • Publication date Apr 3, 2003
    • Asahi Kogaku Kogyo Kabushi Kaisha
    • Tadashi Takahashi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Endoscope system
    • Publication number 20030009083
    • Publication date Jan 9, 2003
    • ASAHI KOGAKU KOGYO KABUSHIKI KAISHI
    • Tadashi Takahashi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Endoscope system
    • Publication number 20030004398
    • Publication date Jan 2, 2003
    • ASAHI KOGAKU KOGYO KABUSHIKI KAISHA
    • Tadashi Takahashi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Device for controlling an amount of light of a lighting unit for an...
    • Publication number 20010029318
    • Publication date Oct 11, 2001
    • ASAHI KOGAKU KOGYO KABUSHIKI KAISHA
    • Ryoji Honda
    • G01 - MEASURING TESTING