Inventor · disambiguated record
Willi Filter
Also filed as: FILTER WILLI
3 granted patents·49 citations·filing 1982–1984
73Inventor score
Files withHAUNI WERKE KOERBER & CO KG3
Top patents by PatentIndex Score
3 records- 0158US4901860AApparatus for testing and classifying cigarettes or the likeHAUNI WERKE KOERBER & CO KG·Filed 1984·Granted Feb 20, 1990·18 cites·19 claims
- 0257US4484591AMethod of testing and classifying cigarettes or the likeHAUNI WERKE KOERBER & CO KG·Filed 1982·Granted Nov 27, 1984·17 cites·19 claims
- 0356US4562916AMethod and apparatus for transferring cigarettes from two makers into a filter tipping machineHAUNI WERKE KOERBER & CO KG·Filed 1984·Granted Jan 7, 1986·14 cites·17 claims
Join the waitlist — get patent alerts
Get an alert when Willi Filter 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 →