Individual holder
UPCHURCH PAUL E
US·3 granted patents·70 citations·filing 1988–1991
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0176US5116260ALine handling deviceUPCHURCH PAUL E·Filed 1991·Granted May 26, 1992·32 cites·43 claims
- 0268US4846218ACheck valve for liquid chromatography pumpsUPCHURCH PAUL E·Filed 1988·Granted Jul 11, 1989·26 cites·7 claims
- 0347US5009181ALine handling deviceUPCHURCH PAUL E·Filed 1990·Granted Apr 23, 1991·12 cites·42 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →