Assignee
RHODIA AG RHONE POULENC
DE·18 granted patents·362 citations·filing 1989–1995
Top patents by PatentIndex Score
18 records- 0186US5480922APlasticized cellulose acetate, process for its production and its use for producing filamentsRHODIA AG RHONE POULENC·Filed 1994·Granted Jan 2, 1996·46 cites·22 claims
- 0286US5473061AProcess for the treatment of celluloseRHODIA AG RHONE POULENC·Filed 1994·Granted Dec 5, 1995·70 cites·12 claims
- 0372US5427852AFilter tow and method for its manufacture as well as tobacco smoke filter element and method for its manufactureRHODIA AG RHONE POULENC·Filed 1993·Granted Jun 27, 1995·28 cites·8 claims
- 0471US5460590AMethod and apparatus for producing fiber skeinsRHODIA AG RHONE POULENC·Filed 1993·Granted Oct 24, 1995·19 cites·11 claims
- 0569US5449555ACellulose acetate filaments, an optically isotropic spinning solution therefor, and use thereof for the production of filamentsRHODIA AG RHONE POULENC·Filed 1994·Granted Sep 12, 1995·19 cites·5 claims
- 0655US5118267ASpinning pump having an adapter with a radial grooveRHODIA AG RHONE POULENC·Filed 1991·Granted Jun 2, 1992·17 cites·4 claims
- 0754US5733234AMethod and apparatus for producing fiber skeinsRHODIA AG RHONE POULENC·Filed 1995·Granted Mar 31, 1998·26 cites·27 claims
- 0852US5203757AMethod and apparatus for producing tobacco smoke filter rodsRHODIA AG RHONE POULENC·Filed 1992·Granted Apr 20, 1993·29 cites·5 claims
- 0952US5035355AMethod for the production of a warp beam, and warp beam so producedRHODIA AG RHONE POULENC·Filed 1989·Granted Jul 30, 1991·10 cites·2 claims
- 1050US5495860AStructures formed from cellulose acetate, use thereof for the manufacture of filter tow, use of the filter tow for the manufacture of a tobacco smoke filter element, as well as a filter tow and a tobacco filter elementRHODIA AG RHONE POULENC·Filed 1993·Granted Mar 5, 1996·20 cites·21 claims
- 1150US5410037AProcess for silylizing carbohydrates, and use of the silylized carbohydratesRHODIA AG RHONE POULENC·Filed 1994·Granted Apr 25, 1995·7 cites·14 claims
- 1249US5103689ACo-rotating dual outputs twin screw extruder with axial offset pinionsRHODIA AG RHONE POULENC·Filed 1990·Granted Apr 14, 1992·10 cites·11 claims
- 1345US5462801AFilter Tow, method for the production thereof, as well as tobacco smoke filter element and method for its productionRHODIA AG RHONE POULENC·Filed 1993·Granted Oct 31, 1995·17 cites·14 claims
- 1444US5429310AMethod and arrangement for processing or reprocessing waste material accumulating in the production or processing of cigarettesRHODIA AG RHONE POULENC·Filed 1993·Granted Jul 4, 1995·17 cites·15 claims
- 1534US5572854AApparatus and method for collecting and packaging packages, use of the apparatus and packaging systemRHODIA AG RHONE POULENC·Filed 1994·Granted Nov 12, 1996·12 cites·12 claims
- 1632US5683777AMultiple width fiber strip and method and apparatus for its productionRHODIA AG RHONE POULENC·Filed 1995·Granted Nov 4, 1997·3 cites·7 claims
- 1731US5402893AMethod for processing waste material in the form of filter rods, filter cigarettes and the likeRHODIA AG RHONE POULENC·Filed 1993·Granted Apr 4, 1995·4 cites·36 claims
- 1831US5106357AMethod and apparatus for producing tobacco smoke filter rodsRHODIA AG RHONE POULENC·Filed 1990·Granted Apr 21, 1992·8 cites·4 claims
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