Individual holder
CLARK STEPHEN E
5 granted patents·1 pending application·183 citations·filing 1982–2011
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
6 records- 0195US4738563ABuoyant marine fenceCLARK STEPHEN E·Filed 1987·Granted Apr 19, 1988·71 cites·11 claims
- 0288US4838732AElastomeric sealing deviceCLARK STEPHEN E·Filed 1982·Granted Jun 13, 1989·46 cites·3 claims
- 0378US5348041ASeparator valveCLARK STEPHEN E·Filed 1993·Granted Sep 20, 1994·38 cites·8 claims
- 0457US4580592AFloat controlled separator valveCLARK STEPHEN E·Filed 1983·Granted Apr 8, 1986·14 cites·11 claims
- 0551US5161564AAutomatic separator valveCLARK STEPHEN E·Filed 1991·Granted Nov 10, 1992·14 cites·14 claims
- 0641US2013054138A1Global positioning and timing system and method for race start line managementCLARK STEPHEN E·Filed 2011·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →