Assignee
FAN ROY
US·3 granted patents·56 citations·filing 2011–2016
Top patents by PatentIndex Score
3 records- 0191US9588478B1Drive coupling and transmitting assembly for photosensitive drum and toner cartridgesFAN ROY·Filed 2016·Granted Mar 7, 2017·42 cites·24 claims
- 0289US8628269B2Rotating drive shaft couplingFAN ROY·Filed 2011·Granted Jan 14, 2014·14 cites·17 claims
- 0345US9284989B2Rotating drive shaft couplingFAN ROY·Filed 2013·Granted Mar 15, 2016·0 cites·12 claims
Join the waitlist — get patent alerts
Get an alert when FAN ROY 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 →