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Toshiharu Sawada

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Patents Grantslast 30 patents

  • Information Patent Grant

    Two-stroke engine for working machine and series hybrid device for...
    • Patent number 11,542,880
    • Issue date Jan 3, 2023
    • Yamabiko Corporation
    • Kuniyoshi Eto
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Handheld engine-driven working machine
    • Patent number 10,247,165
    • Issue date Apr 2, 2019
    • Yamabiko Corporation
    • Kuniyoshi Eto
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Stratified scavenging two-cycle engine with catalyst
    • Patent number 6,647,713
    • Issue date Nov 18, 2003
    • Komatsu Zenoah Co.
    • Yasutsune Miyajiri
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Fuel tank for engine
    • Patent number 6,474,311
    • Issue date Nov 5, 2002
    • Komatsu Zenoah Co.
    • Toshiharu Sawada
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Stratified scavenging two-cycle engine
    • Patent number 6,298,811
    • Issue date Oct 9, 2001
    • Komatsu Zenoah Co.
    • Toshiharu Sawada
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Stratified scavenging two-cycle engine and cylinder block therefor
    • Patent number 6,152,093
    • Issue date Nov 28, 2000
    • Komatsu Zenoah Co.
    • Toshiharu Sawada
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Stratified scavenging two-cycle engine
    • Patent number 6,112,708
    • Issue date Sep 5, 2000
    • Komatsu Zenoah Co.
    • Toshiharu Sawada
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Piggyback type blower unit
    • Patent number 4,658,778
    • Issue date Apr 21, 1987
    • Komatsu Zenoah Co.
    • Akira Gamoh
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Air cleaner for engine
    • Patent number 4,634,457
    • Issue date Jan 6, 1987
    • Kamatsu Zenoah Co.
    • Hiroshi Miyazaki
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Suction device for chain saw
    • Patent number 4,592,445
    • Issue date Jun 3, 1986
    • Komatsu Zenoah Co.
    • Toshiharu Sawada
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...

Patents Applicationslast 30 patents