Patents by Inventor Hiroyuki SENDAN

Hiroyuki SENDAN 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).

  • METHOD FOR REMOVING METALLIC FOREIGN MATTER FROM FLUORORESIN AND METHOD FOR PRODUCING FLUORORESIN WITH REDUCED METALLIC FOREIGN MATTER
    Publication number: 20240075481
    Abstract: A method for removing metallic foreign matter from a fluororesin and a method for producing a fluororesin with reduced metallic foreign matter, which methods include applying a magnetic field to a fluororesin with a magnet while dropping the fluororesin by gravity to thereby remove metal, wherein the methods provide a screen made of a magnetic material in a flow path of the fluororesin dropped by gravity, and when the fluororesin passes through the screen, the screen is not vibrated.
    Type: Application
    Filed: November 13, 2023
    Publication date: March 7, 2024
    Applicants: DAIKIN INDUSTRIES, LTD., Daikin Fluorochemicals (China) Co., Ltd.
    Inventors: Masayoshi MIYAMOTO, Hiroyuki SENDAN, Kouichi HIROTA, Makoto KAWAMORITA, Tsunehiko FUWA
  • SHAPING POWDER
    Publication number: 20240059865
    Abstract: A shaped body of a fluororesin obtained using a shaping material comprising a powder of a fluororesin. The powder of the fluororesin has a static bulk density of 0.3 g/ml or more and 1.5 g/ml or less, and a particle diameter of 10 ?m or more and 300 ?m or less in terms of D50. Also disclosed is a three-dimensional structure containing the shaped body, and a method of shaping the shaping material.
    Type: Application
    Filed: November 2, 2023
    Publication date: February 22, 2024
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Hiroyuki SENDAN, Tadahiro YABU, Yukihiro FUKAGAWA, Kenta MURAYAMA, Tomohiro SHIROMARU, Toshio MIYATANI, Masahiro KONDOU, Hiroyuki HAMADA
  • Molding powder
    Patent number: 11866570
    Abstract: A molded body which is formed from a shaping material containing a fluororesin powder. The fluororesin powder has a D50 of 30 ?m or more and 200 ?m or less and a D10 of 12 ?m or more. Also disclosed is a method for forming a molded body from a shaping material containing the fluororesin powder, the method including controlling the temperature of the fluororesin powder; and irradiating the fluororesin powder with a laser at the controlled temperature to fuse the same.
    Type: Grant
    Filed: January 9, 2023
    Date of Patent: January 9, 2024
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Hirokazu Komori, Junpei Terada, Hiroyuki Sendan, Tadahiro Yabu, Yukihiro Fukagawa, Kenta Murayama, Tomohiro Shiromaru, Toshio Miyatani, Masahiro Kondou, Hiroyuki Hamada
  • Shaping powder
    Patent number: 11845847
    Abstract: A shaping material for a powder bed fusion method, containing a powder of a fluororesin.
    Type: Grant
    Filed: September 6, 2018
    Date of Patent: December 19, 2023
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Hiroyuki Sendan, Tadahiro Yabu, Yukihiro Fukagawa, Kenta Murayama, Tomohiro Shiromaru, Toshio Miyatani, Masahiro Kondou, Hiroyuki Hamada
  • MOLDING POWDER
    Publication number: 20230167269
    Abstract: A molded body which is formed from a shaping material containing a fluororesin powder. The fluororesin powder has a D50 of 30 µm or more and 200 µm or less and a D10 of 12 µm or more. Also disclosed is a method for forming a molded body from a shaping material containing the fluororesin powder, the method including controlling the temperature of the fluororesin powder; and irradiating the fluororesin powder with a laser at the controlled temperature to fuse the same.
    Type: Application
    Filed: January 9, 2023
    Publication date: June 1, 2023
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Hirokazu KOMORI, Junpei Terada, Hiroyuki Sendan, Tadahiro Yabu, Yukihiro Fukagawa, Kenta Murayama, Tomohiro Shiromaru, Toshio Miyatani, Masahiro Kondou, Hiroyuki Hamada
  • THREE-DIMENSIONAL MOLDED PRODUCT
    Publication number: 20230133748
    Abstract: A three-dimensional shaped object including a fluororesin, wherein the three-dimensional shaped object is a laminate of a layer according to the slice data of the three-dimensional structure. The three-dimensional shaped object has a tensile stress at break of 9 MPa or more, and a tensile elongation at break in the direction perpendicular to the shaped plane of 20% or more. Also disclosed is a method for producing the three-dimensional shaped object.
    Type: Application
    Filed: December 30, 2022
    Publication date: May 4, 2023
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Hirokazu KOMORI, Hiroyuki SENDAN, Yukihiro FUKAGAWA, Kenta MURAYAMA, Junpei TERADA
  • Molding powder
    Patent number: 11555098
    Abstract: A shaping material for a powder bed fusion method, including a powder of a fluororesin, wherein the fluororesin has a D50 of 30 ?m or more and 200 ?m or less, and the fluororesin has a D10 of 12 ?m or more.
    Type: Grant
    Filed: October 27, 2020
    Date of Patent: January 17, 2023
    Assignee: DAIKIN INDUSTRIES. LTD.
    Inventors: Hirokazu Komori, Junpei Terada, Hiroyuki Sendan, Tadahiro Yabu, Yukihiro Fukagawa, Kenta Murayama, Tomohiro Shiromaru, Toshio Miyatani, Masahiro Kondou, Hiroyuki Hamada
  • MOLDED RESIN BODY PRODUCTION METHOD
    Publication number: 20210276238
    Abstract: Provided is a method for producing a resin molded article, capable of reducing deterioration of resin during melt extrusion. The method includes passing a resin fed from a hopper for resin through a molding machine provided with the hopper, an extruder, and a pressure control device in this order, to produce a resin molded article, the resin pressure between a tip of the extruder and an inlet port for resin of the pressure control device being 15.0 MPa or lower.
    Type: Application
    Filed: June 6, 2019
    Publication date: September 9, 2021
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Tadahiro YABU, Hiroyuki SENDAN, Tadaharu ISAKA, Ryouichi FUKAGAWA
  • SHAPING POWDER
    Publication number: 20210087354
    Abstract: A shaping material for a powder bed fusion method, containing a powder of a fluororesin.
    Type: Application
    Filed: September 6, 2018
    Publication date: March 25, 2021
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Hiroyuki SENDAN, Tadahiro YABU, Yukihiro FUKAGAWA, Kenta MURAYAMA, Tomohiro SHIROMARU, Toshio MIYATANI, Masahiro KONDOU, Hiroyuki HAMADA
  • MOLDING POWDER
    Publication number: 20210047497
    Abstract: A shaping material for a powder bed fusion method, including a powder of a fluororesin, wherein the fluororesin has a D50 of 30 ?m or more and 200 ?m or less, and the fluororesin has a D10 of 12 ?m or more.
    Type: Application
    Filed: October 27, 2020
    Publication date: February 18, 2021
    Applicant: Daikin Industries, LTD.
    Inventors: Hirokazu KOMORI, Junpei TERADA, Hiroyuki SENDAN, Tadahiro YABU, Yukihiro FUKAGAWA, Kenta MURAYAMA, Tomohiro SHIROMARU, Toshio MIYATANI, Masahiro KONDOU, Hiroyuki HAMADA