Assignee
HARTMANN DIRCK TEN BROECK
2 granted patents·11 citations·filing 2007–2008
Top patents by PatentIndex Score
2 records- 0164US8167768B2Eight speed chainless drive for a pedal powered utility tricycleHARTMANN DIRCK TEN BROECK·Filed 2008·Granted May 1, 2012·4 cites·5 claims
- 0263US7686317B2Ellipticycle with torque amplifying pedal beams and a fully enclosed multiple speed dual rear wheel driveHARTMANN DIRCK TEN BROECK·Filed 2007·Granted Mar 30, 2010·7 cites·4 claims
Join the waitlist — get patent alerts
Get an alert when HARTMANN DIRCK TEN BROECK 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 →