Yijin Qin

3 Patents

• US125374632026

  Voltage Modulation Method and Three-level Inverter

  SHANGHAI SIGEYUAN INTELLIGENT TECHNOLOGY CO., Ltd.

  0 cites
• US124946492025

  Photovoltaic Inverter and Control Method Thereof

  SHANGHAI SIGEYUAN INTELLIGENT TECHNOLOGY CO., Ltd

  0 cites
• US124249612025

  Boost Charging Control Method, Device, Equipment, and Storage Medium

  ZF Friedrichshafen AG

  0 cites