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Sumitomo Seika Chemicals Co., Ltd.

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  • Hyogo, JP
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Binder for secondary battery
    • Patent number 11,978,906
    • Issue date May 7, 2024
    • Sumitomo Seika Chemicals Co., Ltd.
    • Yuki Kono
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Laminate of conductor and insulating coating, coil, rotating electr...
    • Patent number 11,955,258
    • Issue date Apr 9, 2024
    • Sumitomo Seika Chemicals Co., Ltd.
    • Noriyuki Hayashizaka
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Water-absorbing resin particles
    • Patent number 11,931,718
    • Issue date Mar 19, 2024
    • Sumitomo Seika Chemicals Co., Ltd.
    • Takashi Ito
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Method for producing package including hydrogen sulfide sustained r...
    • Patent number 11,932,479
    • Issue date Mar 19, 2024
    • National Institute for Materials Science
    • Shinsuke Ishihara
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Polymer composition
    • Patent number 11,920,024
    • Issue date Mar 5, 2024
    • Sumitomo Seika Chemicals Co., Ltd.
    • Shun Hashimoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Method for producing particle mixture
    • Patent number 11,833,482
    • Issue date Dec 5, 2023
    • Sumitomo Seika Chemicals Co., Ltd.
    • Kazushi Takemoto
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Method for producing cyclic disulfonic acid ester compound
    • Patent number 11,802,119
    • Issue date Oct 31, 2023
    • Sumitomo Seika Chemicals Co., Ltd.
    • Seiji Bando
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Alkyl-modified carboxyl group-containing copolymer, thickener conta...
    • Patent number 11,725,072
    • Issue date Aug 15, 2023
    • Sumitomo Seika Chemicals Co., Ltd.
    • Rie Kiyomoto
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Packaging bag and packaged product
    • Patent number 11,667,457
    • Issue date Jun 6, 2023
    • Sumitomo Seika Chemicals Co., Ltd.
    • Masato Kotake
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Electrical insulating resin composition for partial-discharge resis...
    • Patent number 11,629,270
    • Issue date Apr 18, 2023
    • Sumitomo Seika Chemicals Co., Ltd.
    • Noriyuki Hayashizaka
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Epoxy resin composition
    • Patent number 11,603,466
    • Issue date Mar 14, 2023
    • Sumitomo Seika Chemicals Co. Ltd.
    • Noriaki Fukuda
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Composition for inflammatory gastrointestinal disorders
    • Patent number 11,576,929
    • Issue date Feb 14, 2023
    • Sumitomo Seika Chemicals Co., Ltd.
    • Tomohisa Takagi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Epoxy resin composition
    • Patent number 11,542,418
    • Issue date Jan 3, 2023
    • Sumitomo Seika Chemicals Co., Ltd.
    • Kairi Kakutaka
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Water-absorbing resin
    • Patent number 11,504,695
    • Issue date Nov 22, 2022
    • Sumitomo Seika Chemicals Co., Ltd.
    • Kenta Kumazawa
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Water-absorbing resin
    • Patent number 11,465,125
    • Issue date Oct 11, 2022
    • Sumitomo Seika Chemicals Co., Ltd.
    • Mikito Chiba
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Water-absorbent resin particle
    • Patent number 11,420,184
    • Issue date Aug 23, 2022
    • Sumitomo Seika Chemicals Co., Ltd.
    • Hiroki Yabuguchi
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Gas product, method for producing same and method for producing med...
    • Patent number 11,406,785
    • Issue date Aug 9, 2022
    • Sumitomo Seika Chemicals Co., Ltd.
    • Masaaki Yamada
    • F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
  • Information Patent Grant

    Water-absorbent resin and absorbent article
    • Patent number 11,401,357
    • Issue date Aug 2, 2022
    • Sumitomo Seika Chemicals Co., Ltd.
    • Maoki Hama
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Additive for nonaqueous electrolyte solutions, nonaqueous electroly...
    • Patent number 11,387,490
    • Issue date Jul 12, 2022
    • Sumitomo Seika Chemicals Co., Ltd.
    • Yuki Kono
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Apparatus for manufacturing absorbent body
    • Patent number 11,376,167
    • Issue date Jul 5, 2022
    • Sumitomo Seika Chemicals Co., Ltd.
    • Hidenobu Kakimoto
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Additive for non-aqueous electrolytic solutions, non-aqueous electr...
    • Patent number 11,342,587
    • Issue date May 24, 2022
    • Sumitomo Seika Chemicals Co., Ltd.
    • Yasuyuki Takai
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Water-absorbent resin particle
    • Patent number 11,338,267
    • Issue date May 24, 2022
    • Sumitomo Seika Chemicals Co., Ltd.
    • Hiroki Yabuguchi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Water-absorbent resin, and soil
    • Patent number 11,332,558
    • Issue date May 17, 2022
    • Sumitomo Seika Chemicals Co., Ltd.
    • Mikito Chiba
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Epoxy resin composition
    • Patent number 11,292,872
    • Issue date Apr 5, 2022
    • Sumitomo Seika Chemicals Co., Ltd.
    • Ryota Harisaki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Lithium ion secondary battery and electric device using same
    • Patent number 11,289,706
    • Issue date Mar 29, 2022
    • National Institute of Advanced Industrial Science and Technology
    • Yuta Ikeuchi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Cosmetic
    • Patent number 11,278,488
    • Issue date Mar 22, 2022
    • Sumitomo Seika Chemicals Co., Ltd.
    • Yuhei Funabiki
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Latex composition, shaped object obtained therefrom, and method for...
    • Patent number 11,267,958
    • Issue date Mar 8, 2022
    • Sumitomo Seika Chemicals Co., Ltd.
    • Kouhei Sawada
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Water-absorbent resin particles
    • Patent number 11,241,669
    • Issue date Feb 8, 2022
    • Sumitomo Seika Chemicals Co., Ltd.
    • Hiroki Yabuguchi
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Epoxy resin adhesive agent
    • Patent number 11,242,476
    • Issue date Feb 8, 2022
    • Sumitomo Seika Chemicals Co., Ltd.
    • Masafumi Okamoto
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Flexible container bag
    • Patent number D939963
    • Issue date Jan 4, 2022
    • Sumitomo Seika Chemicals Co., Ltd.
    • Nobumasa Shiraishi
    • D09 - Packages and containers for goods

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

  • Information Trademark

    79388198 - PEO-20NF
    • Serial number 79388198
    • Filing date Nov 30, 2023
    • SUMITOMO SEIKA CHEMICALS CO., LTD.
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    79243307 - SEPODEC
    • Serial number 79243307
    • Registration number 5682866
    • Filing date Jun 29, 2018
    • SUMITOMO SEIKA CHEMICALS CO., LTD.
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    79208589 - RESOBEADS
    • Serial number 79208589
    • Registration number 5393545
    • Filing date Dec 26, 2016
    • SUMITOMO SEIKA CHEMICALS CO., LTD.
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    79203375 - AQUACHARGE
    • Serial number 79203375
    • Registration number 5258452
    • Filing date Nov 2, 2016
    • Sumitomo Seika Chemicals Co., Ltd.
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    79205263 - AQUA KEEP HP
    • Serial number 79205263
    • Registration number 5403929
    • Filing date Nov 1, 2016
    • SUMITOMO SEIKA CHEMICALS CO., LTD.
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    86849894 - ZAIKTHENE
    • Serial number 86849894
    • Registration number 5134591
    • Filing date Dec 15, 2015
    • SUMITOMO SEIKA CHEMICALS CO.,LTD.
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    79171345 - TOUGHCLAIST
    • Serial number 79171345
    • Registration number 5000607
    • Filing date Mar 11, 2015
    • SUMITOMO SEIKA CHEMICALS CO., LTD.
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    79162599 - FLO-THENE
    • Serial number 79162599
    • Registration number 4784013
    • Filing date Dec 1, 2014
    • SUMITOMO SEIKA CHEMICALS CO., LTD.
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    79162735 - FLO-BEADS
    • Serial number 79162735
    • Registration number 4985791
    • Filing date Dec 1, 2014
    • SUMITOMO SEIKA CHEMICALS CO., LTD.
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    79093976 - S E P O L E X
    • Serial number 79093976
    • Registration number 4040405
    • Filing date Nov 29, 2010
    • SUMITOMO SEIKA CHEMICALS CO., LTD.
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    79070385 - AQUPEC
    • Serial number 79070385
    • Registration number 3790422
    • Filing date Jun 4, 2009
    • SUMITOMO SEIKA CHEMICALS CO., LTD.
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry