Patents by Inventor Tzu-Piao Tang

Tzu-Piao Tang 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: 10111814
    Abstract: The present invention discloses a desensitizing toothpaste. Based on the total weight of the desensitizing toothpaste, the desensitizing toothpaste includes: from 5% to 40% by weight of DP-bioglass; from 1% to 5% by weight of thickening agents; from 25% to 35% by weight of humectant; and from 1% to 5% by weight of surfactant, wherein the DP-bioglass includes: 8.4% of Na2O, 40.6% of CaO, 39% of SiO2, and 12% of P2O5 based on the total weight of the DP-bioglass. With the implementation of the present invention, the indication of dentin hypersensitivity can be greatly relieved.
    Type: Grant
    Filed: June 20, 2013
    Date of Patent: October 30, 2018
    Assignee: NATIONAL TAIPEI UNIVERSITY OF TECHNOLOGY
    Inventors: Feng-Huei Lin, Chun-Pin Lin, Chia-Ming Chang, Tzu-Piao Tang, Chung-King Hsu, Hsu-Wei Fang, Hsuan-Yu Chen
  • Patent number: 8889106
    Abstract: A non-alcohol mouthwash composition without chemical antibacterial medicament is disclosed. The non-alcohol mouthwash composition includes from 0.03% to 1.5% of ?-polyglutamic acid (?-PGA) and from 0.5% to 4% of surfactant, all percentages based on the total weight of the mouthwash composition. The non-alcohol mouthwash composition preferably includes from 0.4% to 1.5% by weight, or more preferably from 0.8% to 1.3% by weight, of ?-PGA. Containing no chemical antibacterial medicament, the non-alcohol mouthwash composition can effectively inhibit bacterial growth in the oral cavity without irritating the oral mucosa.
    Type: Grant
    Filed: June 28, 2013
    Date of Patent: November 18, 2014
    Inventors: Feng-Huei Lin, Chun-Pin Lin, Hsuan-Yu Chen, Tzu-Piao Tang, Hsu-Wei Fang, Chung-King Hsu, Chia-Ming Chang
  • Publication number: 20140314687
    Abstract: A non-alcohol mouthwash composition without chemical antibacterial medicament is disclosed. The non-alcohol mouthwash composition includes from 0.03% to 1.5% of ?-polyglutamic acid (?-PGA) and from 0.5% to 4% of surfactant, all percentages based on the total weight of the mouthwash composition. The non-alcohol mouthwash composition preferably includes from 0.4% to 1.5% by weight, or more preferably from 0.8% to 1.3% by weight, of ?-PGA. Containing no chemical antibacterial medicament, the non-alcohol mouthwash composition can effectively inhibit bacterial growth in the oral cavity without irritating the oral mucosa.
    Type: Application
    Filed: June 28, 2013
    Publication date: October 23, 2014
    Inventors: Feng-Huei Lin, Chun-Pin Lin, Hsuan-Yu Chen, Tzu-Piao Tang, Hsu-Wei Fang, Chung-King Hsu, Chia-Ming Chang
  • Publication number: 20140314694
    Abstract: The present invention discloses a desensitizing toothpaste. Based on the total weight of the desensitizing toothpaste, the desensitizing toothpaste includes: from 5% to 40% by weight of DP-bioglass; from 1% to 5% by weight of thickening agents; from 25% to 35% by weight of humectant; and from 1% to 5% by weight of surfactant, wherein the DP-bioglass includes: 8.4% of Na2O, 40.6% of CaO, 39% of SiO2, and 12% of P2O5 based on the total weight of the DP-bioglass. With the implementation of the present invention, the indication of dentin hypersensitivity can be greatly relieved.
    Type: Application
    Filed: June 20, 2013
    Publication date: October 23, 2014
    Inventors: Feng-Huei LIN, Chun-Pin LIN, Chia-Ming CHANG, Tzu-Piao TANG, Chung-King HSU, Hsu-Wei FANG, Hsuan-Yu CHEN