Chee Kong Siew

3 Patents

• US126102012026

  Hearing Device

  Sivantos Pte. Ltd.

  0 cites
• US125746722026

  Charging Coil for a Hearing Aid Charger, Hearing Aid Charger and Wireless Charging System

  Sivantos Pte. Ltd.

  0 cites
• US120414222024

  Battery Module and Hearing Device

  Sivantos Pte. Ltd.

  0 cites