Assignee
CHENG CHIN-SAN
2 granted patents·2 pending applications·5 citations·filing 2010–2011
Top patents by PatentIndex Score
4 records- 0135USD626875SWhistleCHENG CHIN-SAN·Filed 2010·Granted Nov 9, 2010·4 cites·1 claims
- 0231US2012291693A1Badge holder with whistle functionCHENG CHIN-SAN·Filed 2011·Application pending·0 cites
- 0331US2012137956A1WhistleCHENG CHIN-SAN·Filed 2010·Application pending·0 cites
- 0426USD626874SWhistleCHENG CHIN-SAN·Filed 2010·Granted Nov 9, 2010·1 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when CHENG CHIN-SAN 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 →