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HOWA SANGYO CO., LTD

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  • TOKYO 101, JP
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Packing material and packed product
    • Patent number 12,240,671
    • Issue date Mar 4, 2025
    • HOWA SANGYO CO., LTD.
    • Naoto Shirai
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Method for freezing boiled rice in separate small-lump form
    • Patent number 6,120,828
    • Issue date Sep 19, 2000
    • Howa Sangyo Co., Ltd.
    • Tomoyuki Miyagawa
    • A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
  • Information Patent Grant

    Gas burner ignition device
    • Patent number 4,147,494
    • Issue date Apr 3, 1979
    • Howa Sangyo Kabushiki Kaisha
    • Tsuneo Ando
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES

Patents Applicationslast 30 patents

  • Information Patent Application

    Method for Producing Packed Product
    • Publication number 20250091779
    • Publication date Mar 20, 2025
    • HOWA SANGYO CO., LTD.
    • Naoto Shirai
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    Packing Material and Packed Product
    • Publication number 20240359889
    • Publication date Oct 31, 2024
    • HOWA SANGYO CO., LTD.
    • Naoto Shirai
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    Heated Food Packing Material
    • Publication number 20230174289
    • Publication date Jun 8, 2023
    • HOWA SANGYO CO., LTD.
    • Naoto Shirai
    • B32 - LAYERED PRODUCTS
  • Information Patent Application

    Packing Material and Packed Product
    • Publication number 20230049893
    • Publication date Feb 16, 2023
    • HOWA SANGYO CO., LTD.
    • Naoto Shirai
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    Food Packaging Material and Food Package
    • Publication number 20220315288
    • Publication date Oct 6, 2022
    • HOWA SANGYO CO., LTD.
    • Masahiro Hayashi
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Trademarklast 30 trademarks

  • Information Trademark

    97461169 - BOTANICAL FILM
    • Serial number 97461169
    • Registration number 6897459
    • Filing date Jun 16, 2022
    • HOWA SANGYO CO., LTD.
    • 16 - Paper, cardboard and goods made from these materials, not included in other classes
  • Information Trademark

    97223041 - MASS BALANCE BOTANICAL FILM
    • Serial number 97223041
    • Filing date Jan 17, 2022
    • Howa Sangyo Co., Ltd.
    • 16 - Paper, cardboard and goods made from these materials, not included in other classes
  • Information Trademark

    97223062 - MASS BALANCE BOTANICAL FILM
    • Serial number 97223062
    • Filing date Jan 17, 2022
    • Howa Sangyo Co., Ltd.
    • 16 - Paper, cardboard and goods made from these materials, not included in other classes
  • Information Trademark

    97223114 - MASS BALANCE BOTANICAL FILM
    • Serial number 97223114
    • Filing date Jan 17, 2022
    • Howa Sangyo Co., Ltd.
    • 16 - Paper, cardboard and goods made from these materials, not included in other classes
  • Information Trademark

    97223083 - MASS BALANCE FILM
    • Serial number 97223083
    • Filing date Jan 17, 2022
    • Howa Sangyo Co., Ltd.
    • 16 - Paper, cardboard and goods made from these materials, not included in other classes
  • Information Trademark

    97223025 - MASS BALANCE FILM
    • Serial number 97223025
    • Filing date Jan 17, 2022
    • Howa Sangyo Co., Ltd.
    • 16 - Paper, cardboard and goods made from these materials, not included in other classes
  • Information Trademark

    97222995 - MASS BALANCE FILM
    • Serial number 97222995
    • Filing date Jan 17, 2022
    • Howa Sangyo Co., Ltd.
    • 16 - Paper, cardboard and goods made from these materials, not included in other classes
  • Information Trademark

    79276184 - BOTANICAL FILM
    • Serial number 79276184
    • Registration number 6841257
    • Filing date Nov 5, 2019
    • Howa Sangyo Co., Ltd.
    • 16 - Paper, cardboard and goods made from these materials, not included in other classes
  • Information Trademark

    79275565 - BOTANICAL FILM
    • Serial number 79275565
    • Filing date Nov 5, 2019
    • Howa Sangyo Co., Ltd.
    • 16 - Paper, cardboard and goods made from these materials, not included in other classes