Inventor
WU HAIOU
US13 patents
⚠️ This page may combine multiple inventors who share the name “WU HAIOU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PARSONS NATAN E
5 patentsUS7921480B2Apr 12, 2011
Passive sensors and control algorithms for faucets and bathroom flushers
PARSONS NATAN E51 citations98
US7731154B2Jun 8, 2010
Passive sensors for automatic faucets and bathroom flushers
PARSONS NATAN E46 citations96
US8276878B2Oct 2, 2012
Passive sensors for automatic faucets
PARSONS NATAN E25 citations92
US9822514B2Nov 21, 2017
Passive sensors and control algorithms for faucets and bathroom flushers
PARSONS NATAN E10 citations84
US8955822B2Feb 17, 2015
Passive sensors for automatic faucets and bathroom flushers
PARSONS NATAN E11 citations84
SLOAN VALVE CO
4 patentsUS11796715B2Oct 24, 2023
Hybrid time-of-flight sensor and IR sensor
SLOAN VALVE CO2 citations72
US11828449B2Nov 28, 2023
Light ring for plumbing fixtures
SLOAN VALVE CO3 citations71
US12153182B2Nov 26, 2024
Hybrid time-of-flight sensor and IR sensor
SLOAN VALVE CO0 citations61
US12181142B2Dec 31, 2024
Light ring for plumbing fixtures
SLOAN VALVE CO0 citations60
ARICHELL TECH INC
3 patentsUS6127671AOct 3, 2000
Directional object sensor for automatic flow controller
ARICHELL TECH INC94 citations97
US6212697B1Apr 10, 2001
Automatic flusher with bi-modal sensitivity pattern
ARICHELL TECH INC79 citations96
US7396000B2Jul 8, 2008
Passive sensors for automatic faucets and bathroom flushers
ARICHELL TECH INC51 citations92