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Tadashi OKADA

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  • Saitama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Locking device and refrigeration device
    • Patent number 12,247,417
    • Issue date Mar 11, 2025
    • PHC Holdings Corporation
    • Tadashi Okada
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Refrigeration device
    • Patent number 11,448,453
    • Issue date Sep 20, 2022
    • PHC Holdings Corporation
    • Takashi Toyooka
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Heat insulating structure for cooling device, and cooling device
    • Patent number 11,333,428
    • Issue date May 17, 2022
    • PHC Holdings Corporation
    • Masato Yukishita
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Negative pressure release port and refrigeration device
    • Patent number 11,248,832
    • Issue date Feb 15, 2022
    • PHC Holdings Corporation
    • Tadashi Okada
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Ultra-low temperature freezer
    • Patent number 10,627,155
    • Issue date Apr 21, 2020
    • PHC Holdings Corporation
    • Tadashi Okada
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Handle and freezer
    • Patent number 10,309,135
    • Issue date Jun 4, 2019
    • PHC Holdings Corporation
    • Tadashi Okada
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

  • Information Patent Application

    LOCKING DEVICE AND REFRIGERATION DEVICE
    • Publication number 20230193661
    • Publication date Jun 22, 2023
    • PHC HOLDINGS CORPORATION
    • Tadashi OKADA
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    REFRIGERATION APPARATUS
    • Publication number 20220307757
    • Publication date Sep 29, 2022
    • PHC HOLDINGS CORPORATION
    • Tadashi OKADA
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    REFRIGERATION APPARATUS
    • Publication number 20220307754
    • Publication date Sep 29, 2022
    • PHC HOLDINGS CORPORATION
    • Tadashi OKADA
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    SEALING STRUCTURE FOR COOLING DEVICE AND COOLING DEVICE
    • Publication number 20210123664
    • Publication date Apr 29, 2021
    • PHC HOLDINGS CORPORATION
    • Tadashi OKADA
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    HEAT INSULATING STRUCTURE FOR COOLING DEVICE, AND COOLING DEVICE
    • Publication number 20210080168
    • Publication date Mar 18, 2021
    • PHC HOLDINGS CORPORATION
    • Masato YUKISHITA
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    REFRIGERATION DEVICE
    • Publication number 20200088455
    • Publication date Mar 19, 2020
    • PHC HOLDINGS CORPORATION
    • Takashi TOYOOKA
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    NEGATIVE PRESSURE RELEASE PORT AND REFRIGERATION DEVICE
    • Publication number 20190204003
    • Publication date Jul 4, 2019
    • PHC HOLDINGS CORPORATION
    • Tadashi OKADA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    ULTRA-LOW TEMPERATURE FREEZER
    • Publication number 20190011176
    • Publication date Jan 10, 2019
    • PHC HOLDINGS CORPORATION
    • Tadashi OKADA
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    HANDLE AND FREEZER
    • Publication number 20180216376
    • Publication date Aug 2, 2018
    • PANASONIC HEALTHCARE HOLDINGS CO., LTD.
    • Tadashi OKADA
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES