Assignee
CHEUNG SHU WAN
HK·3 granted patents·24 citations·filing 2008–2011
Top patents by PatentIndex Score
3 records- 0182US8506437B2Two-speed drive system for motor-driven appliancesCHEUNG SHU WAN·Filed 2011·Granted Aug 13, 2013·9 cites·20 claims
- 0276US8661943B2Four-speed drive system for motor-driven appliancesCHEUNG SHU WAN·Filed 2011·Granted Mar 4, 2014·6 cites·20 claims
- 0373US8939070B2JuicerCHEUNG SHU WAN·Filed 2008·Granted Jan 27, 2015·9 cites·17 claims
Join the waitlist — get patent alerts
Get an alert when CHEUNG SHU WAN files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →