Individual holder
JOHNSTON VAUGHN R
US·3 granted patents·89 citations·filing 1988–2006
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0183US7392860B2Stripper rubber on a steel core with an integral sealing gasketJOHNSTON VAUGHN R·Filed 2006·Granted Jul 1, 2008·30 cites·8 claims
- 0274US4955436ASeal apparatusJOHNSTON VAUGHN R·Filed 1989·Granted Sep 11, 1990·53 cites·10 claims
- 0329US4889196ADiverter apparatusJOHNSTON VAUGHN R·Filed 1988·Granted Dec 26, 1989·6 cites·17 claims
Join the waitlist — get patent alerts
Get an alert when JOHNSTON VAUGHN R 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 →