Assignee
HA DON DONGCHO
5 granted patents·70 citations·filing 2004–2009
Top patents by PatentIndex Score
5 records- 0184US7530319B1Lateral thruster unit for marine vesselsHA DON DONGCHO·Filed 2008·Granted May 12, 2009·16 cites·2 claims
- 0283US7644675B1Lateral thruster unit for marine vesselsHA DON DONGCHO·Filed 2009·Granted Jan 12, 2010·15 cites·2 claims
- 0363US6957556B1Disk tumbler lock and key, improved means and methods of manufacturing forHA DON DONGCHO·Filed 2004·Granted Oct 25, 2005·17 cites·24 claims
- 0461US6964590B1Lateral thrust drive unit for marine vesselsHA DON DONGCHO·Filed 2004·Granted Nov 15, 2005·9 cites·20 claims
- 0557US7150122B1Auto-eject gun-lock device with ring-mounted keyHA DON DONGCHO·Filed 2004·Granted Dec 19, 2006·13 cites·26 claims
Join the waitlist — get patent alerts
Get an alert when HA DON DONGCHO 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 →