HH

Huaizhong He

NC Ningbo Dongchuan Swimming Pool Equipment Co.: 11 patents #1 of 2Top 50%
Overall (All Time): #399,573 of 4,157,543Top 10%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
D1088381 Pool siphon cleaner device Hu Zhang 2025-08-12
D1055437 Skimmer frame Hu Zhang 2024-12-24
D1054643 Skimmer frame Hu Zhang 2024-12-17
D1051532 Pool vacuum head Hu Zhang 2024-11-12
D1047329 Pool vacuum head Hu Zhang 2024-10-15
D1047330 Pool vacuum head Hu Zhang 2024-10-15
D1043011 Pool vacuum head Hu Zhang 2024-09-17
D1025527 Pool skimmer frame Hu Zhang 2024-04-30
D985947 Pool brush head Hu Zhang 2023-05-16
11185972 Telescopic aluminum rod Hu Zhang 2021-11-30
D877272 Flamingo float 2020-03-03
10094129 Floating pool dispenser Hu Zhang 2018-10-09