Assignee
SUMITOMO KOTARO
JP·3 granted patents·1 citations·filing 2007–2008
Technology mixC09D3
Top patents by PatentIndex Score
3 records- 0163US8431632B2CrayonSUMITOMO KOTARO·Filed 2008·Granted Apr 30, 2013·1 cites·8 claims
- 0249US8299143B2Crayon and process for producing the sameSUMITOMO KOTARO·Filed 2007·Granted Oct 30, 2012·0 cites·8 claims
- 0349US8242190B2Crayon and process for producing the sameSUMITOMO KOTARO·Filed 2007·Granted Aug 14, 2012·0 cites·6 claims
Join the waitlist — get patent alerts
Get an alert when SUMITOMO KOTARO 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 →