Patents by Inventor Kento UCHIDA

Kento UCHIDA has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Toner seal member and toner cartridge
    Patent number: 12625443
    Abstract: Provided is a toner seal member having excellent performance. A toner seal member (10) includes a foam layer (20) and a coating layer (30), and the coating layer (30) is exposed. The coating layer (30) is produced using a polyol, an isocyanate, and a photopolymerizable monomer having a hydroxyl group as raw materials.
    Type: Grant
    Filed: June 6, 2023
    Date of Patent: May 12, 2026
    Assignees: INOAC CORPORATION, INOAC SLIMFLEX CO., LTD.
    Inventors: Kento Uchida, Takuya Kiriyama
  • LOW-RESILIENCE POLYURETHANE FOAM
    Publication number: 20260109832
    Abstract: A low-resilience polyurethane foam is obtained by causing a reaction of a raw material composition containing a polyisocyanate component and a polyol component, and the polyisocyanate component contains an n-functional isocyanate (n?3) and a bifunctional isocyanate prepolymer. The polyisocyanate component preferably has an average number of functional groups of 2.05 or more. The polyol component preferably includes one or more high molecular weight polyols, and one or more low molecular weight polyols.
    Type: Application
    Filed: September 27, 2023
    Publication date: April 23, 2026
    Inventors: Masahito KOIDE, Kento UCHIDA, Eiji KARIYA
  • Polyurethane foam, molded body of same and method for producing molded body
    Patent number: 12559603
    Abstract: A polyurethane foam which is obtained from an inert gas and a polyurethane reaction composition containing a polyol component, a foam stabilizer, a catalyst and an isocyanate component, by a mechanical froth method, wherein: the polyol component contains a polymer polyol having a solid content of from 20% by weight to 43% by weight; and the polyurethane reaction composition contains an acid-modified polyolefin powder.
    Type: Grant
    Filed: October 9, 2020
    Date of Patent: February 24, 2026
    Assignees: INOAC CORPORATION, ROGERS INOAC CORPORATION
    Inventors: Takuya Kiriyama, Kento Uchida
  • MEMBER AND TONER CARTRIDGE
    Publication number: 20250377613
    Abstract: Provided is a member excellent in abrasion resistance. A member (10) includes a foam layer (20) and a coating layer (30), and the coating layer (30) is exposed. The coating layer (30) is produced using a polyol, an isocyanate, a photopolymerizable monomer having a hydroxyl group, and a silicone resin as raw materials.
    Type: Application
    Filed: June 6, 2023
    Publication date: December 11, 2025
    Applicants: INOAC CORPORATION, ROGERS INOAC CORPORATION
    Inventors: Takuya KIRIYAMA, Kento UCHIDA
  • TONER SEAL MEMBER AND TONER CARTRIDGE
    Publication number: 20250370380
    Abstract: Provided is a toner seal member having excellent performance. A toner seal member (10) includes a foam layer (20) and a coating layer (30), and the coating layer (30) is exposed. The coating layer (30) is produced using a polyol, an isocyanate, and a photopolymerizable monomer having a hydroxyl group as raw materials.
    Type: Application
    Filed: June 6, 2023
    Publication date: December 4, 2025
    Applicants: INOAC CORPORATION, ROGERS INOAC CORPORATION
    Inventors: Kento UCHIDA, Takuya KIRIYAMA
  • POLYURETHANE FOAM AND CUSHIONING MATERIAL
    Publication number: 20240199789
    Abstract: Provided is a polyurethane foam in which cushioning properties are not easily impaired at a low temperature. The polyurethane foam is a polyurethane foam obtained from a composition containing a polyol and a polyisocyanate, and when a 25% compression load measured under a condition of 25° C. is P1 (MPa) and a 25% compression load measured under a condition of ?30° C. is P2 (MPa), (P2/P1)×100?180 is satisfied.
    Type: Application
    Filed: March 28, 2022
    Publication date: June 20, 2024
    Applicants: INOAC CORPORATION, ROGERS INOAC CORPORATION
    Inventors: Takuya KIRIYAMA, Kento UCHIDA
  • POLYURETHANE FOAM, MOLDED BODY OF SAME AND METHOD FOR PRODUCING MOLDED BODY
    Publication number: 20240067791
    Abstract: A polyurethane foam which is obtained from an inert gas and a polyurethane reaction composition containing a polyol component, a foam stabilizer, a catalyst and an isocyanate component, by a mechanical froth method, wherein: the polyol component contains a polymer polyol having a solid content of from 20% by weight to 43% by weight; and the polyurethane reaction composition contains an acid-modified polyolefin powder.
    Type: Application
    Filed: October 9, 2020
    Publication date: February 29, 2024
    Inventors: Takuya KIRIYAMA, Kento UCHIDA