Patents by Inventor Tetsuya OONUKI

Tetsuya OONUKI 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).

  • Patent number: 12116285
    Abstract: A silica that is superior in terms of fluidity, oil absorption ability, and compression moldability to conventional silica used as a pharmaceutical additive, and is suitable as an additive for formulations such as pharmaceuticals. A porous silica particle composition having the following properties: (1) a BET specific surface area from 250 to 1,000 m2/g; (2) an average particle diameter from 1 to 150 ?m; (3) a pore volume from 0.1 to 8.0 cm3/g; and (4) an oil absorption capacity from 2.2 to 5.0 mL/g.
    Type: Grant
    Filed: October 4, 2019
    Date of Patent: October 15, 2024
    Assignee: FUJI CHEMICAL INDUSTRIES CO., LTD.
    Inventors: Koji Hoda, Hiroshi Kawaguchi, Teppei Shibata, Tadashi Fukami, Tadashi Yoshigai, Tatsuki Ueno, Yo Nakashima, Tetsuya Oonuki, Hitoshi Sakai
  • Publication number: 20210380422
    Abstract: A silica that is superior in terms of fluidity, oil absorption ability, and compression moldability to conventional silica used as a pharmaceutical additive, and is suitable as an additive for formulations such as pharmaceuticals. A porous silica particle composition having the following properties: (1) a BET specific surface area from 250 to 1,000 m2/g; (2) an average particle diameter from 1 to 150 ?m; (3) a pore volume from 0.1 to 8.0 cm3/g; and (4) an oil absorption capacity from 2.2 to 5.0 mL/g.
    Type: Application
    Filed: October 4, 2019
    Publication date: December 9, 2021
    Applicant: FUJI CHEMICAL INDUSTRIES CO., LTD.
    Inventors: Koji HODA, Hiroshi KAWAGUCHI, Teppei SHIBATA, Tadashi FUKAMI, Tadashi YOSHIGAI, Tatsuki UENO, Yo NAKASHIMA, Tetsuya OONUKI, Hitoshi SAKAI