Inventor · disambiguated record
Friedrich Oellerer
Also filed as: OELLERER FRIEDRICH · THEURER JOSEF
37 granted patents·698 citations·filing 1978–1997
98Inventor score
Top patents by PatentIndex Score
37 records- 0192US5222435ATrack renewalPLASSER BAHNBAUMASCH FRANZ·Filed 1992·Granted Jun 29, 1993·35 cites·9 claims
- 0291US5094018AMobile machine for receiving and distributing track ballastPLASSER BAHNBAUMASCH FRANZ·Filed 1990·Granted Mar 10, 1992·35 cites·11 claims
- 0390US4929816AElectric flash-butt welding machine and method of providing a welded joint between adjacent ends of rail sectionsPLASSER BAHNBAUMASCH FRANZ·Filed 1989·Granted May 29, 1990·56 cites·23 claims
- 0486US5090484AMobile ballast cleaning machine arrangementPLASSER BAHNBAUMASCH FRANZ·Filed 1990·Granted Feb 25, 1992·32 cites·12 claims
- 0581US5090483ABallast separating device for ballast cleaning machinePLASSER BAHNBAUMASCH FRANZ·Filed 1990·Granted Feb 25, 1992·27 cites·18 claims
- 0675US4257331ATrack surfacing machinePLASSER BAHNBAUMASCH FRANZ·Filed 1978·Granted Mar 24, 1981·29 cites·8 claims
- 0774US5048797ASelf-propelled machine and method for laying a catenary and/or a contact wire of an overhead linePLASSER BAHNBAUMASCH FRANZ·Filed 1989·Granted Sep 17, 1991·25 cites·26 claims
- 0871US4249467AMobile apparatus for receiving and laying as assembled track switch or crossing sectionPLASSER BAHNBAUMASCH FRANZ·Filed 1979·Granted Feb 10, 1981·25 cites·7 claims
- 0969US5114119AMethod for laying a catenary and/or a contact wire of an overhead linePLASSER BAHNBAUMASCH FRANZ·Filed 1990·Granted May 19, 1992·25 cites·1 claims
- 1067US5151002AFreight car for bulk materialPLASSER BAHNBAUMASCH FRANZ·Filed 1991·Granted Sep 29, 1992·18 cites·2 claims
- 1167US4911599AMobile installation for loading, transporting and unloadingPLASSER BAHNBAUMASCH FRANZ·Filed 1989·Granted Mar 27, 1990·29 cites·7 claims
- 1265US5611403AMachine for sucking up rail ballastPLASSER BAHNBAUMASCH FRANZ·Filed 1994·Granted Mar 18, 1997·14 cites·11 claims
- 1364US4938239AMobile track bed cleaning machine and methodPLASSER BAHNBAUMASCH FRANZ·Filed 1989·Granted Jul 3, 1990·26 cites·16 claims
- 1464US4794861ATie exchange methodPLASSER BAHNBAUMASCH FRANZ·Filed 1987·Granted Jan 3, 1989·20 cites·12 claims
- 1563US5203662ATrack-bound freight car for bulk materialPLASSER BAHNBAUMASCH FRANZ·Filed 1992·Granted Apr 20, 1993·16 cites·7 claims
- 1663US4983801ARail tensioning apparatusPLASSER BAHNBAUMASCH FRANZ·Filed 1989·Granted Jan 8, 1991·25 cites·26 claims
- 1761US4829907AMobile installation for loading, transporting and unloading as well as exchanging railroad tiesPLASSER BAHNBAUMASCH FRANZ·Filed 1987·Granted May 16, 1989·18 cites·20 claims
- 1861US4635664AMobile ballast cleaning machinePLASSER BAHNBAUMASCH FRANZ·Filed 1984·Granted Jan 13, 1987·21 cites·8 claims
- 1958US4465414AFreight trainPLASSER BAHNBAUMASCH FRANZ·Filed 1982·Granted Aug 14, 1984·19 cites·6 claims
- 2057US5575416ADevice for aligning and retaining two rails whose ends are to be welded togetherPLASSER BAHNBAUMASCH FRANZ·Filed 1995·Granted Nov 19, 1996·28 cites·12 claims
- 2157US5573080AWork carPLASSER BAHNBAUMASCH FRANZ·Filed 1995·Granted Nov 12, 1996·18 cites·7 claims
- 2255US4270456AMobile apparatus for receiving and laying an assembled track sectionPLASSER BAHNBAUMASCH FRANZ·Filed 1978·Granted Jun 2, 1981·15 cites·10 claims
- 2353US5456180AMachine for rehabilitating a ballast bedPLASSER BAHNBAUMASCH FRANZ·Filed 1994·Granted Oct 10, 1995·12 cites·8 claims
- 2451US5456181AMachine for aspirating ballast from a ballast bedPLASSER BAHNBAUMASCH FRANZ·Filed 1994·Granted Oct 10, 1995·9 cites·13 claims
- 2551US4884509AMobile tie gang apparatusFRANZ PLASSER BANNBAUMASCHINEN·Filed 1989·Granted Dec 5, 1989·15 cites·28 claims
- 2649US5993130ALoading car for bulk materialPLASSER BAHNBAUMASCH FRANZ·Filed 1997·Granted Nov 30, 1999·18 cites·4 claims
- 2749US5511485AMethod and apparatus for stabilizing a subgrade with additives added through the scarifierPLASSER BAHNBAUMASCH FRANZ·Filed 1994·Granted Apr 30, 1996·11 cites·21 claims
- 2848US4703568AMobile track working machine operator cab arrangementPLASSER BAHNBAUMASCH FRANZ·Filed 1985·Granted Nov 3, 1987·11 cites·4 claims
- 2945US4566389AMobile apparatus and method for receiving and transporting an assembled track sectionPLASSER BAHNBAUMASCH FRANZ·Filed 1984·Granted Jan 28, 1986·11 cites·16 claims
- 3043US4606273ARailway carriage with set-off apparatusPLASSER BAHNBAUMASCH FRANZ·Filed 1984·Granted Aug 19, 1986·7 cites·3 claims
- 3142US4324186AConvertible rail-highway lateral track set off apparatusPLASSER BAHNBAUMASCH FRANZ·Filed 1979·Granted Apr 13, 1982·6 cites·4 claims
- 3241US4608928ATrack-bound carriage for an assembled track sectionPLASSER BAHNBAUMASCH FRANZ·Filed 1985·Granted Sep 2, 1986·10 cites·19 claims
- 3340US5553674ABallast cleaning machinePLASSER BAHNBAUMASCH FRANZ·Filed 1994·Granted Sep 10, 1996·6 cites·11 claims
- 3440US4266615ASelf-propelled ballast cleaning machinePLASSER BAHNBAUMASCH FRANZ·Filed 1980·Granted May 12, 1981·8 cites·9 claims
- 3536US4530403ABallast cleaning machinePLASSER BAHNBAUMASCH FRANZ·Filed 1983·Granted Jul 23, 1985·6 cites·6 claims
- 3636US4316416AMobile apparatus for replacing old track ties by new track tiesPLASSER BAHNBAUMASCH FRANZ·Filed 1979·Granted Feb 23, 1982·5 cites·6 claims
- 3734US5709270ABallast suction machinePLASSER BAHNBAUMASCH FRANZ·Filed 1997·Granted Jan 20, 1998·7 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →