TREA

Kunimune KAWAMURA

Follow

Person

  • Tokyo, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Rotary body
    • Patent number 11,754,113
    • Issue date Sep 12, 2023
    • Yamabiko Corporation
    • Kunimune Kawamura
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Wire throttle adjustment device
    • Patent number 10,302,022
    • Issue date May 28, 2019
    • Yamabiko Corporation
    • Kunimune Kawamura
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Structure for preventing falling of fastening nut of portable power...
    • Patent number 10,174,782
    • Issue date Jan 8, 2019
    • Yamabiko Corporation
    • Kunimune Kawamura
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Chainsaw
    • Patent number 9,925,685
    • Issue date Mar 27, 2018
    • Yamabiko Corporation
    • Kunimune Kawamura
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Two-stroke internal combustion engine and its scavenging method
    • Patent number 8,746,192
    • Issue date Jun 10, 2014
    • Yamabiko Corporation
    • Kunimune Kawamura
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Power unit for portable chain saw
    • Patent number 8,225,776
    • Issue date Jul 24, 2012
    • Yamabiko Corp.
    • Kunimune Kawamura
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Air cleaner for two-stroke internal combustion engine and method of...
    • Patent number 7,857,881
    • Issue date Dec 28, 2010
    • Yamabiko Corporation
    • Shigeru Sato
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Saw chain tensioning mechanism
    • Patent number 7,322,114
    • Issue date Jan 29, 2008
    • Kioritz Corporation
    • Kunimune Kawamura
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Oil pump mechanism for lubricating saw chain
    • Patent number 7,182,059
    • Issue date Feb 27, 2007
    • Kioritz Corporation
    • Kunimune Kawamura
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...

Patents Applicationslast 30 patents

  • Information Patent Application

    ROTARY BODY
    • Publication number 20230151844
    • Publication date May 18, 2023
    • Yamabiko Corporation
    • Kunimune Kawamura
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    HANDHELD ENGINE-DRIVEN WORKING MACHINE
    • Publication number 20190344420
    • Publication date Nov 14, 2019
    • Yamabiko Corporation
    • Kunimune KAWAMURA
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    WIRE THROTTLE ADJUSTMENT DEVICE
    • Publication number 20170314476
    • Publication date Nov 2, 2017
    • Yamabiko Corporation
    • Kunimune Kawamura
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    STRUCTURE FOR PREVENTING FALLING OF FASTENING NUT OF PORTABLE POWER...
    • Publication number 20170175797
    • Publication date Jun 22, 2017
    • Kunimune KAWAMURA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    CHAINSAW
    • Publication number 20170120471
    • Publication date May 4, 2017
    • Yamabiko Corporation
    • Kunimune Kawamura
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Application

    POWER WORKING MACHINE
    • Publication number 20160265491
    • Publication date Sep 15, 2016
    • Yamabiko Corporation
    • Kunimune KAWAMURA
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Two-Stroke Internal Combustion Engine and Its Scavenging Method
    • Publication number 20110180054
    • Publication date Jul 28, 2011
    • Yamabiko Corporation
    • Kunimune Kawamura
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Air cleaner for two-stroke internal combustion engine and method of...
    • Publication number 20080120951
    • Publication date May 29, 2008
    • Kioritz Corporation
    • Shigeru Sato
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Oil pump mechanism for lubricating saw chain
    • Publication number 20060000097
    • Publication date Jan 5, 2006
    • Kioritz Corporation
    • Kunimune Kawamura
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Application

    Saw chain tensioning mechanism
    • Publication number 20060000098
    • Publication date Jan 5, 2006
    • Kioritz Corporation
    • Kunimune Kawamura
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...