HZ

Heng Zhi Zeng

📍 Wang'an Town, TW: #135 of 480 inventorsTop 30%
Overall (All Time): #2,176,927 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D501537 Water sprayer gun 2005-02-01
D501538 Water sprayer gun 2005-02-01