Stylus Patents (Class D14/264)
  • Phonograph needle
    Patent number: D645034
    Type: Grant
    Filed: January 27, 2010
    Date of Patent: September 13, 2011
    Inventor: John E. Harazin
  • Pick-up cartridge
    Patent number: D876429
    Type: Grant
    Filed: June 19, 2018
    Date of Patent: February 25, 2020
    Assignee: AUDIO-TECHNICA CORPORATION
    Inventors: Aya Mashimo, Yosuke Takubo, Daichi Yamakawa, Shohei Araki