Inventor · disambiguated record
Norbert Ahrens
Also filed as: AHRENS NORBERT
5 granted patents·31 citations·filing 1975–1988
78Inventor score
Top patents by PatentIndex Score
5 records- 0143US4029365AMethod for feeding powdered materialPOLYSIUS AG·Filed 1975·Granted Jun 14, 1977·8 cites·1 claims
- 0232US4364665AStorage and mixing silo for bulk materialKRUPP POLYSIUS AG·Filed 1980·Granted Dec 21, 1982·7 cites·22 claims
- 0329US4491419AMethod and apparatus for mixing fine materialKRUPP POLYSIUS AG·Filed 1983·Granted Jan 1, 1985·8 cites·17 claims
- 0428US4539782ASilo for loose material in powder formKRUPP POLYSIUS AG·Filed 1984·Granted Sep 10, 1985·3 cites·14 claims
- 0523US4930943ASilo for storing and discharging bulk material and method of operating such siloKRUPP POLYSIUS AG·Filed 1988·Granted Jun 5, 1990·5 cites·8 claims
Join the waitlist — get patent alerts
Get an alert when Norbert Ahrens 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 →