KW

Karen Wai Wan

KL Keyway Innovations (Shanghai) Company Limited: 4 patents #1 of 5Top 20%
AM AMD: 1 patents #5,683 of 9,279Top 65%
Overall (All Time): #951,228 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
11297974 Protective flow-diversion cover for riser tube, riser tube assembly and beverage making device Wan Kei Ricky Ha 2022-04-12
11229312 Discharging device, brewing device comprising the discharging device and beverage maker Wan Kei Ricky Ha, Nicolas Roux 2022-01-25
D876869 Beverage maker Rick Ha 2020-03-03
10463188 Airlift pumping mechanism as well as fluid container and brewing machine with such airlift pumping mechanism Wan Kei Ricky Ha, Nicolas Roux 2019-11-05
7236040 Method and apparatus for generating multiphase clocks Ronny Chan, Mikhail Rodionov, Richard Fung, Paul Edelshteyn, Ramesh Senthinathan 2007-06-26