Yulong Hao

3 Patents

• US125490082026

  Harmonic Reduce System and Uninterruptible Power Supply Including Same

  Santak Electronic (Shenzhen) Co., Ltd.

  0 cites
• US120343812024

  Bidirectional DC-AC Conversion Circuit and a Starting Method Thereof

  Santak Electronic (Shenzhen) Co., Ltd

  0 cites
• USD09933752023

  Air Purifier

  Beijing Smartmi Technology Co., Ltd.

  0 cites