Patents by Inventor Satomi TATEIWA

Satomi TATEIWA 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).

  • DENTAL GLASS AND DENTAL COMPOSITION
    Publication number: 20210070651
    Abstract: A dental glass includes, in terms of oxide:phosphorus (P2O5) by greater than or equal to 40% by mass and less than or equal to 70% by mass; potassium (K2O) by greater than or equal to 20% by mass and less than or equal to 40% by mass; and calcium (CaO) by greater than or equal to 1% by mass and less than or equal to 20% by mass, wherein the dental glass does not substantially contain silicon and aluminum.
    Type: Application
    Filed: November 18, 2020
    Publication date: March 11, 2021
    Inventors: Shigenori AKIYAMA, Ryosuke YOSHIMITSU, Satomi TATEIWA, Katsushi YAMAMOTO, Syouichi FUKUSHIMA
  • Dental treatment material and dental treatment material kit
    Patent number: 10918577
    Abstract: A dental treatment material includes: a liquid dispersion of a glass powder; and an inorganic phosphoric acid aqueous solution, wherein the glass powder contains zinc, silicon, and fluorine and does not substantially contain aluminum.
    Type: Grant
    Filed: June 5, 2017
    Date of Patent: February 16, 2021
    Assignee: GC Corporation
    Inventors: Ryosuke Yoshimitsu, Satomi Tateiwa, Katsushi Yamamoto, Syouichi Fukushima
  • Dental glass and dental composition
    Patent number: 10865133
    Abstract: A dental glass includes: phosphorus; sodium and/or potassium; and calcium, wherein the dental glass contains, in terms of oxide, phosphorus (P2O5) by greater than or equal to 40% by mass and less than or equal to 70% by mass, sodium and/or potassium (Na2O, K2O) by greater than or equal to 20% by mass and less than or equal to 40% by mass, and calcium (CaO) by greater than or equal to 1% by mass and less than or equal to 20% by mass, and wherein the dental glass does not substantially contain silicon and aluminum.
    Type: Grant
    Filed: July 4, 2017
    Date of Patent: December 15, 2020
    Assignee: GC Corporation
    Inventors: Shigenori Akiyama, Ryosuke Yoshimitsu, Satomi Tateiwa, Katsushi Yamamoto, Syouichi Fukushima
  • Dental polymerizable composition
    Patent number: 10806680
    Abstract: A dental polymerizable composition including a glass powder and a (meth)acrylate is provided. The glass powder includes zinc, silicon, and fluorine and is substantially free of aluminum.
    Type: Grant
    Filed: April 26, 2017
    Date of Patent: October 20, 2020
    Assignee: GC Corporation
    Inventors: Kosuke Honda, Hirosato Kato, Ryosuke Yoshimitsu, Satomi Tateiwa, Toshihiko Tachibana
  • Dental cement
    Patent number: 10646410
    Abstract: In one aspect of the present invention, a dental cement contains a glass powder, wherein the glass powder contains zinc, silicon, and fluorine and does not substantially contain aluminum.
    Type: Grant
    Filed: December 1, 2016
    Date of Patent: May 12, 2020
    Assignee: GC CORPORATION
    Inventors: Ryosuke Yoshimitsu, Satomi Tateiwa, Shigenori Akiyama, Katsushi Yamamoto, Syouichi Fukushima
  • Dental glass powder
    Patent number: 10646408
    Abstract: In one aspect of the present invention, a dental glass powder contains zinc, silicon, and fluorine and does not substantially contain aluminum.
    Type: Grant
    Filed: December 1, 2016
    Date of Patent: May 12, 2020
    Assignee: GC CORPORATION
    Inventors: Ryosuke Yoshimitsu, Satomi Tateiwa, Shigenori Akiyama, Katsushi Yamamoto, Syouichi Fukushima
  • DENTAL TREATMENT MATERIAL AND DENTAL TREATMENT MATERIAL KIT
    Publication number: 20200121563
    Abstract: A dental treatment material includes: a liquid dispersion of a glass powder; and an inorganic phosphoric acid aqueous solution, wherein the glass powder contains zinc, silicon, and fluorine and does not substantially contain aluminum.
    Type: Application
    Filed: June 5, 2017
    Publication date: April 23, 2020
    Inventors: Ryosuke YOSHIMITSU, Satomi TATEIWA, Katsushi YAMAMOTO, Syouichi FUKUSHIMA
  • DENTAL GLASS AND DENTAL COMPOSITION
    Publication number: 20190151204
    Abstract: A dental glass includes: phosphorus; sodium and/or potassium; and calcium, wherein the dental glass contains, in terms of oxide, phosphorus (P2O5) by greater than or equal to 40% by mass and less than or equal to 70% by mass, sodium and/or potassium (Na2O, K2O) by greater than or equal to 20% by mass and less than or equal to 40% by mass, and calcium (CaO) by greater than or equal to 1% by mass and less than or equal to 20% by mass, and wherein the dental glass does not substantially contain silicon and aluminum.
    Type: Application
    Filed: July 4, 2017
    Publication date: May 23, 2019
    Inventors: Shigenori AKIYAMA, Ryosuke YOSHIMITSU, Satomi TATEIWA, Katsushi YAMAMOTO, Syouichi FUKUSHIMA
  • DENTAL POLYMERIZABLE COMPOSITION
    Publication number: 20190142702
    Abstract: A dental polymerizable composition including a glass powder and a (meth)acrylate is provided. The glass powder includes zinc, silicon, and fluorine and is substantially free of aluminum.
    Type: Application
    Filed: April 26, 2017
    Publication date: May 16, 2019
    Inventors: Kosuke HONDA, Hirosato KATO, Ryosuke YOSHIMITSU, Satomi TATEIWA, Toshihiko TACHIBANA
  • DENTAL CEMENT
    Publication number: 20190099332
    Abstract: In one aspect of the present invention, a dental cement contains a glass powder, wherein the glass powder contains zinc, silicon, and fluorine and does not substantially contain aluminum.
    Type: Application
    Filed: December 1, 2016
    Publication date: April 4, 2019
    Inventors: Ryosuke YOSHIMITSU, Satomi TATEIWA, Shigenori AKIYAMA, Katsushi YAMAMOTO, Syouichi FUKUSHIMA
  • DENTAL GLASS POWDER
    Publication number: 20190083364
    Abstract: In one aspect of the present invention, a dental glass powder contains zinc, silicon, and fluorine and does not substantially contain aluminum.
    Type: Application
    Filed: December 1, 2016
    Publication date: March 21, 2019
    Inventors: Ryosuke YOSHIMITSU, Satomi TATEIWA, Shigenori AKIYAMA, Katsushi YAMAMOTO, Syouichi FUKUSHIMA