TREA

Yoshihito SUGIYAMA

Follow

Person

  • Tokyo, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Check-valve
    • Patent number 11,168,800
    • Issue date Nov 9, 2021
    • Pigeon Corporation
    • Yukifumi Ochiai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    MANUAL BREAST PUMP
    • Publication number 20200171223
    • Publication date Jun 4, 2020
    • PIGEON CORPORATION
    • Yukifumi OCHIAI
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    CHECK-VALVE
    • Publication number 20200141504
    • Publication date May 7, 2020
    • PIGEON CORPORATION
    • Yukifumi OCHIAI
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...