Assignee
LIPPOLD HANS JOACHIM
DE·5 granted patents·206 citations·filing 1990–1991
Top patents by PatentIndex Score
5 records- 0188US5290447ABlock-shaped pleated filter insertLIPPOLD HANS JOACHIM·Filed 1991·Granted Mar 1, 1994·76 cites·14 claims
- 0285US5089202AMethod for the production of a filter cartridgeLIPPOLD HANS JOACHIM·Filed 1990·Granted Feb 18, 1992·69 cites·8 claims
- 0358US5053131AFilter cartridgeLIPPOLD HANS JOACHIM·Filed 1990·Granted Oct 1, 1991·21 cites·35 claims
- 0456US5066319AFilter cartridgeLIPPOLD HANS JOACHIM·Filed 1990·Granted Nov 19, 1991·23 cites·25 claims
- 0553US5028331AFilter cartridgeLIPPOLD HANS JOACHIM·Filed 1990·Granted Jul 2, 1991·17 cites·26 claims
Join the waitlist — get patent alerts
Get an alert when LIPPOLD HANS JOACHIM 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 →