Inventor · disambiguated record
Lau Ying Wai
Also filed as: WAI LAU Y · WAI LAU YING
3 granted patents·1 pending application·58 citations·filing 2005–2009
69Inventor score
Top patents by PatentIndex Score
4 records- 0187US7789922B1Cyclonic chamber for air filtration devicesWAI LAU YING·Filed 2009·Granted Sep 7, 2010·33 cites·15 claims
- 0283US8167964B2Cyclonic chamber for air filtration devicesWAI LAU YING·Filed 2009·Granted May 1, 2012·25 cites·10 claims
- 0341US2006272121A1Rotating brush attachment for use with a vacuumWAI LAU Y·Filed 2005·Application pending·0 cites
- 0424USD633666SUpright vacuum cleanerWAI LAU YING·Filed 2009·Granted Mar 1, 2011·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →