TREA

Masaru Hattori

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  • Aichi-ken, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Muffler duct
    • Patent number 7,556,123
    • Issue date Jul 7, 2009
    • Toyoda Gosei Co., Ltd.
    • Yasushi Ido
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Resonator
    • Patent number 7,540,353
    • Issue date Jun 2, 2009
    • Toyoda Gosei Co., Ltd.
    • Shintarou Okawa
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Suction duct
    • Patent number 6,553,953
    • Issue date Apr 29, 2003
    • Toyoda Gosei Co., Ltd.
    • Kazuo Fujihara
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Process for producing muffler hose
    • Patent number 5,762,858
    • Issue date Jun 9, 1998
    • Toyoda Gosei Co., Ltd
    • Ituro Maeda
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    Muffler duct
    • Publication number 20080041657
    • Publication date Feb 21, 2008
    • Toyoda Gosei Co., Ltd.
    • Yasushi Ido
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Resonator
    • Publication number 20060065479
    • Publication date Mar 30, 2006
    • Toyoda Gosei Co., Ltd.
    • Shintarou Okawa
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS