Atsushi Sakaguchi

3 Patents

• US124927322025

  Attachment Structure of Brake Disk for Railway Vehicle, and Brake Disk Unit Using Same

  NIPPON STEEL CORPORATION

  0 cites
• US121560042024

  Loudspeaker Device

  PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., Ltd.

  0 cites
• US115787752023

  Brake Lining for Railway Vehicle, Disc Brake System for Railway Vehicle Including Same, and Sintered Friction Material to Be Used for Brake Lining for Railway Vehicle

  FINE SINTER CO., Ltd.

  0 cites