Individual holder
BARTH RANDOLPH S
3 granted patents·67 citations·filing 1991–2003
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0172US5144799ACrossfire calibrated exhaust systemBARTH RANDOLPH S·Filed 1991·Granted Sep 8, 1992·52 cites·9 claims
- 0242US7073625B2Exhaust gas muffler and flow directorBARTH RANDOLPH S·Filed 2003·Granted Jul 11, 2006·3 cites·7 claims
- 0334US5199258AAdjustable torque/horsepower exhaust control systemBARTH RANDOLPH S·Filed 1992·Granted Apr 6, 1993·12 cites·8 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →