Inventor · disambiguated record
Friedrich Stumpf
Also filed as: STUMPF FRIEDRICH · STUMPF FRIEDRICH WILHELM · WAGNER KARL
13 granted patents·170 citations·filing 1974–2001
92Inventor score
Files withAGFA GEVAERT AG9AGFA GEVAERT NV1INDAG GES FUR INDUSTRIEBERDARF1INDAG GMBH1PFAFF IND MASCH1
Top patents by PatentIndex Score
13 records- 0181US4194817AMarking of interspersed motion-picture scenes and still shots with interrupt-transport markingsAGFA GEVAERT AG·Filed 1978·Granted Mar 25, 1980·11 cites·3 claims
- 0280US4198136AReproducing of interspersed motion-picture scenes and still shotsAGFA GEVAERT AG·Filed 1978·Granted Apr 15, 1980·11 cites·2 claims
- 0373US3955334AProcess and apparatus for supplying pouch-like containers to a filling stationINDAG GES FUR INDUSTRIEBERDARF·Filed 1974·Granted May 11, 1976·30 cites·5 claims
- 0470US4887912AStand-up bagINDAG GMBH·Filed 1989·Granted Dec 19, 1989·38 cites·7 claims
- 0569US6495811B2Induction heating device and method, and processorAGFA GEVAERT AG·Filed 2001·Granted Dec 17, 2002·14 cites·11 claims
- 0669US5475230AX-ray cassetteAGFA GEVAERT AG·Filed 1994·Granted Dec 12, 1995·34 cites·9 claims
- 0759US5968714ASensitivity-increasing recording process for a photosensitive thermally developable photographic materialAGFA GEVAERT NV·Filed 1997·Granted Oct 19, 1999·4 cites·13 claims
- 0855US4032935AExposure control for photographic apparatusAGFA GEVAERT AG·Filed 1976·Granted Jun 28, 1977·4 cites·11 claims
- 0953US4154516ADigital exposure-duration control system for photographic camerasAGFA GEVAERT AG·Filed 1977·Granted May 15, 1979·4 cites·13 claims
- 1046US6325474B1Device for writing on thermographic materialAGFA GEVAERT AG·Filed 1998·Granted Dec 4, 2001·10 cites·9 claims
- 1141US4067276AControl device for a sewing machinePFAFF IND MASCH·Filed 1976·Granted Jan 10, 1978·10 cites·15 claims
- 1229US4339180AMotion picture camera with film marking meansAGFA GEVAERT AG·Filed 1981·Granted Jul 13, 1982·0 cites·10 claims
- 1329US4153352AAltered negative-feedback diaphragm control during implementation of image fadeover in a motion-picture cameraAGFA GEVAERT AG·Filed 1978·Granted May 8, 1979·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →