Patents/Inventors

Zhaohong Yu

YongkangCN11 patents

10 Patents

US125084622025
Adjustable Kettlebell and Kettlebell Kit
Zhejiang Zuojian Industry And Trade Co., Ltd
0 cites
US124853062025
Adjustable Dumbbell and Dumbbell Kit
Zhejiang Zuojian Industry And Trade Co., Ltd.
0 cites
US123703982025
Dual Axis Adjustable Dumbbell and Dumbbell Kit
Zhejiang Zuojian Industry And Trade Co., Ltd.
0 cites
USD10798522025
Dumbbell
Zhejiang Zuojian Industry And Trade Co., Ltd.
0 cites
US123249462025
Fast Adjustable Dumbbell
Zhejiang Zuojian Industry And Trade Co., Ltd.
0 cites
US122462072025
Dumbbell with Multiple Gears of Weight Adjustment and Dumbbell Kit
Zhejiang Zuojian Industry And Trade Co., Ltd.
0 cites
US122142392025
Dumbbell, Barbell, and Kettlebell
Yongkang Zuojian Industry And Trade Co., Ltd.
0 cites
USD10595072025
Dumbbell
Zhejiang Zuojian Industry And Trade Co., Ltd.
0 cites
USD10587252025
Dumbbell
Zhejiang Zuojian Industry And Trade Co., Ltd.
0 cites
USD10482452024
Dumbbell
Yongkang Zuojian Industry And Trade Co., Ltd.
0 cites