TREA

Mitsunobu Okamoto

Follow

Person

  • Yokohama-shi, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Filter device
    • Patent number 12,214,306
    • Issue date Feb 4, 2025
    • Yamashin-Filter Corp.
    • Nobuyuki Kitajima
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Tank device
    • Patent number 12,025,085
    • Issue date Jul 2, 2024
    • Yamashin-Filter Corp.
    • Nobuyuki Kitajima
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filtration device
    • Patent number 11,712,643
    • Issue date Aug 1, 2023
    • Yamashin-Filter Corp.
    • Mitsunobu Okamoto
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filtration device
    • Patent number 11,602,705
    • Issue date Mar 14, 2023
    • Yamashin-Filter Corp.
    • Mitsunobu Okamoto
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filter device and filtration device
    • Patent number 10,702,808
    • Issue date Jul 7, 2020
    • Yamashin-Filter Corp.
    • Nobuyuki Kitajima
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Filter apparatus
    • Patent number 10,441,899
    • Issue date Oct 15, 2019
    • Yamashin-Filter Corp.
    • Mitsunobu Okamoto
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filter device
    • Patent number 7,871,517
    • Issue date Jan 18, 2011
    • Yamashin-Filter Corp.
    • Akiyoshi Komine
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filter device
    • Patent number 7,718,060
    • Issue date May 18, 2010
    • Yamashin-Filter Corp.
    • Akiyoshi Komine
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Liquid filtration device
    • Patent number 7,661,539
    • Issue date Feb 16, 2010
    • Yamashin-Filter Corp.
    • Akiyoshi Komine
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC

Patents Applicationslast 30 patents

  • Information Patent Application

    TANK DEVICE
    • Publication number 20220106933
    • Publication date Apr 7, 2022
    • YAMASHIN-FILTER CORP.
    • Nobuyuki KITAJIMA
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    FILTER DEVICE
    • Publication number 20220032216
    • Publication date Feb 3, 2022
    • YAMASHIN-FILTER CORP.
    • Nobuyuki KITAJIMA
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    FILTRATION DEVICE
    • Publication number 20200330907
    • Publication date Oct 22, 2020
    • YAMASHIN-FILTER CORP.
    • Mitsunobu OKAMOTO
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    FILTRATION DEVICE
    • Publication number 20200330908
    • Publication date Oct 22, 2020
    • YAMASHIN-FILTER CORP.
    • Mitsunobu OKAMOTO
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    FILTER DEVICE AND FILTRATION DEVICE
    • Publication number 20190321758
    • Publication date Oct 24, 2019
    • YAMASHIN-FILTER CORP.
    • Nobuyuki KITAJIMA
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    FILTER APPARATUS
    • Publication number 20170340992
    • Publication date Nov 30, 2017
    • YAMASHIN-FILTER CORP.
    • Mitsunobu OKAMOTO
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    FILTER DEVICE
    • Publication number 20090065420
    • Publication date Mar 12, 2009
    • YAMASHIN-FILTER CORP.
    • Akiyoshi Komine
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    FILTER DEVICE
    • Publication number 20080060992
    • Publication date Mar 13, 2008
    • YAMASHIN-FILTER CORP.
    • Akiyoshi Komine
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Liquid filtration device
    • Publication number 20070102336
    • Publication date May 10, 2007
    • Akiyoshi Komine
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Filter device
    • Publication number 20060231481
    • Publication date Oct 19, 2006
    • YAMASHIN-FILTER CORP.
    • Akiyoshi Komine
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL