Inventor · disambiguated record
Zhaohong Yu
Also filed as: YU ZHAOHONG
10 granted patents·33 citations·filing 2024–2025
85Inventor score
Technology areasA63B
Top patents by PatentIndex Score
10 records- 0193US12246207B1Dumbbell with multiple gears of weight adjustment and dumbbell kitZHEJIANG ZUOJIAN IND AND TRADE CO LTD·Filed 2024·Granted Mar 11, 2025·8 cites·10 claims
- 0292USD1079852SDumbbellZHEJIANG ZUOJIAN IND AND TRADE CO LTD·Filed 2025·Granted Jun 17, 2025·3 cites·1 claims
- 0390US12214239B1Dumbbell, barbell, and kettlebellYONGKANG ZUOJIAN IND AND TRADE CO LTD·Filed 2024·Granted Feb 4, 2025·4 cites·8 claims
- 0489US12324946B1Fast adjustable dumbbellZHEJIANG ZUOJIAN IND AND TRADE CO LTD·Filed 2024·Granted Jun 10, 2025·3 cites·8 claims
- 0583USD1058725SDumbbellZHEJIANG ZUOJIAN IND AND TRADE CO LTD·Filed 2024·Granted Jan 21, 2025·7 cites·1 claims
- 0679USD1059507SDumbbellZHEJIANG ZUOJIAN IND AND TRADE CO LTD·Filed 2024·Granted Jan 28, 2025·5 cites·1 claims
- 0771US12485306B1Adjustable dumbbell and dumbbell kitZHEJIANG ZUOJIAN IND AND TRADE CO LTD·Filed 2025·Granted Dec 2, 2025·0 cites·10 claims
- 0870USD1048245SDumbbellYONGKANG ZUOJIAN IND AND TRADE CO LTD·Filed 2024·Granted Oct 22, 2024·3 cites·1 claims
- 0968US12508462B1Adjustable kettlebell and kettlebell kitZHEJIANG ZUOJIAN IND AND TRADE CO LTD·Filed 2025·Granted Dec 30, 2025·0 cites·10 claims
- 1058US12370398B1Dual axis adjustable dumbbell and dumbbell kitZHEJIANG ZUOJIAN IND AND TRADE CO LTD·Filed 2025·Granted Jul 29, 2025·0 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →