Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
HW

Hung-Neng Wu

Overall (All Time): #1,218,962 of 4,157,543Top 30%
4 Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8707982 Anti-freeze vacuum breaking structure for a faucet 2014-04-29
8402991 Outlet valve for a frost-preventing faucet 2013-03-26
7686028 Structure of straight-out controllable ceramic valve of anti-freezing faucet 2010-03-30
7093610 Outdoor hydrant-type water faucet 2006-08-22