Assignee
TAN CIYUAN
CA·2 granted patents·2 pending applications·0 citations·filing 2010–2014
Technology mixB41J4
Top patents by PatentIndex Score
4 records- 0138USRE45432EAutomatic vacuum ink container and its ink supply device and vacuum piston deviceTAN CIYUAN·Filed 2013·Granted Mar 24, 2015·0 cites·15 claims
- 0232US8430488B2Automatic vacuum ink container and its ink supply device and vacuum piston deviceTAN CIYUAN·Filed 2010·Granted Apr 30, 2013·0 cites·14 claims
- 0322US2015109380A1Vacuum piston deviceTAN CIYUAN·Filed 2014·Application pending·0 cites
- 0422US2015109381A1Ink supply valve deviceTAN CIYUAN·Filed 2014·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when TAN CIYUAN 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 →