Inventor
DUJARDIN RALF
DE49 patents
⚠️ This page may combine multiple inventors who share the name “DUJARDIN RALF”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BAYER AG
38 patentsUS5766515AJun 16, 1998
Conductive coatings
BAYER AG209 citations99
US5644020AJul 1, 1997
Thermoplastically processible and biodegradable aliphatic polyesteramides
BAYER AG216 citations98
US6083635AJul 4, 2000
Conductive coatings
BAYER AG125 citations97
US6248457B1Jun 19, 2001
Copolymers based on vinyl units and use thereof in electroluminescent devices
BAYER AG20 citations93
US5807945ASep 15, 1998
(Co)polymers based on vinyl units and use thereof in electroluminescent arrangements
BAYER AG17 citations93
US5238570AAug 24, 1993
Asymmetric semipermeable membranes of aromatic polycondensates, processes for their preparation and their use
BAYER AG33 citations93
US6492468B1Dec 10, 2002
Vinylcyclohexane-based block copolymers
BAYER AG28 citations92
US6605069B1Aug 12, 2003
Aromatic copolyester containing active ingredients
BAYER AG22 citations91
US6150489ANov 21, 2000
Thermoplastic polyurethanes containing active substances
BAYER AG20 citations91
US5932664AAug 3, 1999
Process for the production of hydrogenated ring-opened metathesis polymers
BAYER AG36 citations90
US6296865B1Oct 2, 2001
Insecticide compositions made from polymers
BAYER AG26 citations89
US6403239B2Jun 11, 2002
(Co)polymers based on vinyl units and use thereof in electroluminescent devices
BAYER AG14 citations84
US6114463ASep 5, 2000
Copolymers based on vinyl units and their use in electroluminescent devices
BAYER AG18 citations84
US5905128AMay 18, 1999
(CO) polymers based on vinyl units and use thereof in electroluminescent arrangements
BAYER AG9 citations74
US5891975AApr 6, 1999
(Co)polymers based on vinyl units and use thereof in electroluminescent devices
BAYER AG13 citations74
US5256702AOct 26, 1993
Method of foaming thermoplastic polycarbonate
BAYER AG16 citations74
US5043403AAug 27, 1991
Polycarbonates containing mesogenic compounds as end groups, their preparation and their use
BAYER AG14 citations74
US4874816AOct 17, 1989
Vinyl copolymers with grafted-on polycarbonate chains, their production and use
BAYER AG7 citations74
US4873376AOct 10, 1989
Process for the production of monomeric alkenylphenols from dihydroxydiphenylalkanes
BAYER AG7 citations74
US6455059B1Sep 24, 2002
Polyether block amides containing active substances
BAYER AG10 citations73
US5455311AOct 3, 1995
Thermoplastic block copolyesters capable of being composted for use as packaging materials
BAYER AG7 citations73
US5128401AJul 7, 1992
Polyamide molding compounds
BAYER AG14 citations73
US5068311ANov 26, 1991
High molecular weight (co)polyamide from diamino-alcohol
BAYER AG13 citations73
US6723333B1Apr 20, 2004
Moulded bodies made of thermoplastic polyurethane containing an active substance
BAYER AG12 citations71
US5874180AFeb 23, 1999
Electroluminescent arrangements and their use
BAYER AG9 citations71
US5990246ANov 23, 1999
Transparent materials consisting of hydrogenated products of ring-opened metathetical polymers with polar substituents
BAYER AG3 citations63
US5250742AOct 5, 1993
Process for the production of propargyl ethers and new propargyl ethers
BAYER AG4 citations63
US5140066AAug 18, 1992
Poly (meth)acrylates with grafted-on polycarbonate chains, their production and use
BAYER AG2 citations63
US5137971AAug 11, 1992
Graft copolymers, their production and use
BAYER AG4 citations63
US5512339AApr 30, 1996
Decomposable packing material
BAYER AG3 citations62
US5177145AJan 5, 1993
Gasoline-resistant thermoplastic molding compounds
BAYER AG2 citations62
US5089590AFeb 18, 1992
Liquid crystalline compounds, their production and their use as modifiers for polycarbonates, polyester carbonates and polyesters
BAYER AG3 citations61
US4929709AMay 29, 1990
Polycarbonate containing aralkylphenyl end groups
BAYER AG6 citations61
US6365694B1Apr 2, 2002
Amorphous vinyl cyclohexane polymers
BAYER AG1 citations52
US5223548AJun 29, 1993
Method of foaming thermoplastic polycarbonate
BAYER AG1 citations52
US5128400AJul 7, 1992
Polyamide molding compounds containing bisphenols of high glass temperature
BAYER AG0 citations52
US5084549AJan 28, 1992
Liquid crystalline compounds, their production and their use as modifiers for polycarbonates, polyester carbonate and polyesters
BAYER AG1 citations47
US5109079AApr 28, 1992
Monofuctional polyacrylates, their production and their use for the production of polycarbonates
BAYER AG0 citations40