Inventor · disambiguated record
Hans Klein
Also filed as: KLEIN HANS · KLEIN HANS-ULRICH · KRIEGEL ERNST
7 granted patents·145 citations·filing 1974–1994
87Inventor score
Top patents by PatentIndex Score
7 records- 0182US4067623APneumatic pressure conveyor for fine materialPOLYSIUS AG·Filed 1976·Granted Jan 10, 1978·35 cites·3 claims
- 0270US3933394AApparatus for pneumatically withdrawing fine material from a silo containerPOLYSIUS AG·Filed 1974·Granted Jan 20, 1976·22 cites·11 claims
- 0368US4931183AProcess and apparatus for the biological purification of waterKLEIN HANS U·Filed 1988·Granted Jun 5, 1990·40 cites·20 claims
- 0461US5573671AMethod of and apparatus for water purificationBROCHIER FA HANS·Filed 1994·Granted Nov 12, 1996·29 cites·20 claims
- 0543US4029365AMethod for feeding powdered materialPOLYSIUS AG·Filed 1975·Granted Jun 14, 1977·8 cites·1 claims
- 0641US4215101AMethod and apparatus for performing chemical and/or physical treatmentsKRUPP GMBH·Filed 1978·Granted Jul 29, 1980·8 cites·19 claims
- 0726US3973757ASilo for mixing and homogenizing bulk materialPOLYSIUS AG·Filed 1975·Granted Aug 10, 1976·3 cites·8 claims
Join the waitlist — get patent alerts
Get an alert when Hans Klein files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →