Inventor · disambiguated record
Willi Frank
Also filed as: FRANK WILLI
6 granted patents·178 citations·filing 1975–1996
84Inventor score
Top patents by PatentIndex Score
6 records- 0192US4291713ADevice for heating the seams of wrappers for rod-like fillers in cigarette making machines or the likeHAUNI WERKE KOERBER & CO KG·Filed 1978·Granted Sep 29, 1981·128 cites·5 claims
- 0257US6364220B2Fuel injection valveBOSCH GMBH ROBERT·Filed 1996·Granted Apr 2, 2002·19 cites·32 claims
- 0348US5310373AMethod for producing electrodes for spark plugs and spark plug electrodesBOSCH GMBH ROBERT·Filed 1990·Granted May 10, 1994·17 cites·14 claims
- 0435US4059940AApparatus for filling containers with cigarettes or the likeHAUNI WERKE KOERBER & CO KG·Filed 1976·Granted Nov 29, 1977·6 cites·19 claims
- 0531US5267694AFuel injection nozzle for internal combustion enginesBOSCH GMBH ROBERT·Filed 1991·Granted Dec 7, 1993·6 cites·20 claims
- 0630US3974750AMethod and apparatus for neutralizing electrostatic charges of filter material for smokers' productsHAUNI WERKE KOERBER & CO KG·Filed 1975·Granted Aug 17, 1976·2 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →