CC

Chia-Po Chang

HC Hain Yo Enterprises Co.: 20 patents #1 of 2Top 50%
📍 Xishizhuang, TW: #4 of 42 inventorsTop 10%
Overall (All Time): #177,326 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDate
12228212 Water control valve 2025-02-18
11994221 Water control valve 2024-05-28
11073229 Water valve 2021-07-27
10648162 Swivel-type precision ceramics control balance valve 2020-05-12
10648576 Water valve 2020-05-12
10570591 Swivel-type precision ceramics control valve 2020-02-25
10459463 Water flow control valve 2019-10-29
10167964 Precision ceramics control balance valve 2019-01-01
10167963 Precision ceramics control valve 2019-01-01
10054235 Control valve for faucet 2018-08-21
9772631 Water control valve 2017-09-26
9739039 Faucet for switching between multiple water sources 2017-08-22
9739384 Ceramic control valve for switching between multiple water sources 2017-08-22
9719602 Ceramic control valve for switching between multiple water sources 2017-08-01
9644353 Faucet with pipe-in-pipe structure 2017-05-09
9580892 Faucet without compartments 2017-02-28
8985148 Fine ceramic control vale 2015-03-24
8985147 Fine ceramic control valve 2015-03-24
8869816 Mixed water control valve having a water pressure balance function to stabilize water temperature 2014-10-28
7918241 Mixed water control valve having a water pressure balance function to stabilize a water temperature 2011-04-05
7806134 Mixed water control valve having a water pressure balance function to stabilize a water temperature 2010-10-05
6981693 Control shaft for ceramic control valve of faucet 2006-01-03
6907903 Drive shaft for ceramic control valve of faucet 2005-06-21