Liwen Fu

4 Patents

• USD11071502025

  Exercise Ball

  0 cites
• USD10894642025

  Soft Kettlebell

  0 cites
• US123037352025

  Internal Toothed Mechanism for Weight-adjustable Safety Dumbbell

  0 cites
• USD10470242024

  Muscle Kettlebell

  0 cites