Assignee
LANG JOHN
IE·4 granted patents·250 citations·filing 1990–2011
Top patents by PatentIndex Score
4 records- 0191US5022986AManifold and disposable filter assemblyLANG JOHN·Filed 1990·Granted Jun 11, 1991·122 cites·48 claims
- 0290US5067532AApparatus for filling self-sealing tubesLANG JOHN·Filed 1990·Granted Nov 26, 1991·121 cites·24 claims
- 0380US9140398B2Air aspiration deviceLANG JOHN·Filed 2011·Granted Sep 22, 2015·7 cites·34 claims
- 0440US9353762B2Pressure compensating wet seal chamberLANG JOHN·Filed 2011·Granted May 31, 2016·0 cites·22 claims
Join the waitlist — get patent alerts
Get an alert when LANG JOHN 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 →