Assignee
SARGENT WELCH SCIENTIFIC CO
US·6 granted patents·140 citations·filing 1974–1986
Top patents by PatentIndex Score
6 records- 0191US4519755AGerotor vacuum pumpSARGENT WELCH SCIENTIFIC CO·Filed 1984·Granted May 28, 1985·61 cites·18 claims
- 0263US4806075ATurbomolecular pump with improved bearing assemblySARGENT WELCH SCIENTIFIC CO·Filed 1986·Granted Feb 21, 1989·29 cites·25 claims
- 0347US4366834ABack-flow prevention valveSARGENT WELCH SCIENTIFIC CO·Filed 1980·Granted Jan 4, 1983·16 cites·27 claims
- 0437US4674952ATurbo molecular pump with improved bearing assemblySARGENT WELCH SCIENTIFIC CO·Filed 1985·Granted Jun 23, 1987·11 cites·14 claims
- 0537US4043054ATeaching machineSARGENT WELCH SCIENTIFIC CO·Filed 1974·Granted Aug 23, 1977·8 cites·3 claims
- 0636US4767265ATurbomolecular pump with improved bearing assemblySARGENT WELCH SCIENTIFIC CO·Filed 1986·Granted Aug 30, 1988·15 cites·9 claims
Join the waitlist — get patent alerts
Get an alert when SARGENT WELCH SCIENTIFIC CO 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 →