Patents Assigned to ULVAC TAIWAN INC
  • Gramophone record
    Patent number: 9886969
    Abstract: A gramophone record includes a main body and a cladding layer. The main body is made of a polymeric material, and has a base surface and an extending surface which extends downward from the base surface. The extending surface defines a continuous spiral groove in the main body. The cladding layer is formed on the extending surface, and has a Hardness Rockwell C (HRC) of not less than 37.
    Type: Grant
    Filed: March 22, 2016
    Date of Patent: February 6, 2018
    Assignee: ULVAC TAIWAN INC.
    Inventors: Yun-Hsiang Wei, Chiang-Yao Chen, Tung-Jung Wu, Li-Yen Chen
  • Gramophone record
    Patent number: 9524736
    Abstract: A gramophone record of the present disclosure includes a recording member and a functional member. The recording member has a main body that is made of a polymeric material and that defines a receiving area in a center thereof, and at least a groove formed on the main body. The functional member is disposed in the receiving area and is made of a material having a density greater than a density of the polymeric material of the main body.
    Type: Grant
    Filed: March 30, 2016
    Date of Patent: December 20, 2016
    Assignee: Ulvac Taiwan Inc.
    Inventors: Yun-Hsiang Wei, Hsien-Hui Wang, Chien-I Mao
  • GRAMOPHONE RECORD
    Publication number: 20160322069
    Abstract: A gramophone record includes a main body and a cladding layer. The main body is made of a polymeric material, and has a base surface and an extending surface which extends downward from the base surface. The extending surface defines a continuous spiral groove in the main body. The cladding layer is formed on the extending surface, and has a Hardness Rockwell C (HRC) of not less than 37.
    Type: Application
    Filed: March 22, 2016
    Publication date: November 3, 2016
    Applicant: ULVAC TAIWAN INC
    Inventors: Yun-Hsiang WEI, Chiang-Yao CHEN, Tung-Jung WU, Li-Yen CHEN