Jiangen Wei

2 Patents

• US125041522025

  Lamp with Translationally Adjustable Lens

  Hengdian Group Tospo Lighting Co., Ltd.

  0 cites
• US124291952025

  Industrial and Mining Lamp with Linkage Adjustment of Multiple Module Angles and Implementation Method Thereof

  Hengdian Group Tospo Lighting Co., Ltd.

  0 cites