Inventor · disambiguated record
Ralf Dujardin
Also filed as: DUJARDIN RALF
49 granted patents·9 pending applications·1,072 citations·filing 1988–2021
98Inventor score
Top patents by PatentIndex Score
58 records- 0197US5644020AThermoplastically processible and biodegradable aliphatic polyesteramidesBAYER AG·Filed 1996·Granted Jul 1, 1997·216 cites·7 claims
- 0291US6797384B2Polycarbonate automotive window panels with coating system blocking UV and IR radiation and providing abrasion resistant surfaceEXATEC LLC·Filed 2002·Granted Sep 28, 2004·37 cites·14 claims
- 0390US6309755B1Process and panel for providing fixed glazing for an automotive vehicleEXATEC LLC·Filed 2000·Granted Oct 30, 2001·43 cites·7 claims
- 0489US5766515AConductive coatingsBAYER AG·Filed 1997·Granted Jun 16, 1998·209 cites·11 claims
- 0588US8372418B2Polymer composite film with biocide functionalityBAYER INNOVATION GMBH·Filed 2008·Granted Feb 12, 2013·18 cites·15 claims
- 0683US6248457B1Copolymers based on vinyl units and use thereof in electroluminescent devicesBAYER AG·Filed 1996·Granted Jun 19, 2001·20 cites·10 claims
- 0780US6083635AConductive coatingsBAYER AG·Filed 1998·Granted Jul 4, 2000·125 cites·20 claims
- 0880US5932664AProcess for the production of hydrogenated ring-opened metathesis polymersBAYER AG·Filed 1997·Granted Aug 3, 1999·36 cites·5 claims
- 0979US8614088B2System and method for large-scale infiltration of plantsDUJARDIN RALF·Filed 2009·Granted Dec 24, 2013·5 cites·11 claims
- 1076US6296865B1Insecticide compositions made from polymersBAYER AG·Filed 1997·Granted Oct 2, 2001·26 cites·8 claims
- 1173US6403239B2(Co)polymers based on vinyl units and use thereof in electroluminescent devicesBAYER AG·Filed 2001·Granted Jun 11, 2002·14 cites·4 claims
- 1272US6492468B1Vinylcyclohexane-based block copolymersBAYER AG·Filed 1999·Granted Dec 10, 2002·28 cites·13 claims
- 1371US8383549B2Methods of increasing crop yield and controlling the growth of weeds using a polymer composite filmBAYER CROPSCIENCE LP·Filed 2010·Granted Feb 26, 2013·2 cites·14 claims
- 1471US5238570AAsymmetric semipermeable membranes of aromatic polycondensates, processes for their preparation and their useBAYER AG·Filed 1992·Granted Aug 24, 1993·33 cites·16 claims
- 1567US5128401APolyamide molding compoundsBAYER AG·Filed 1991·Granted Jul 7, 1992·14 cites·13 claims
- 1667US5043403APolycarbonates containing mesogenic compounds as end groups, their preparation and their useBAYER AG·Filed 1989·Granted Aug 27, 1991·14 cites·7 claims
- 1766US6150489AThermoplastic polyurethanes containing active substancesBAYER AG·Filed 1997·Granted Nov 21, 2000·20 cites·9 claims
- 1864US6605069B1Aromatic copolyester containing active ingredientsBAYER AG·Filed 1999·Granted Aug 12, 2003·22 cites·12 claims
- 1964US5068311AHigh molecular weight (co)polyamide from diamino-alcoholBAYER AG·Filed 1990·Granted Nov 26, 1991·13 cites·13 claims
- 2064US4873376AProcess for the production of monomeric alkenylphenols from dihydroxydiphenylalkanesBAYER AG·Filed 1988·Granted Oct 10, 1989·7 cites·6 claims
- 2162US5256702AMethod of foaming thermoplastic polycarbonateBAYER AG·Filed 1993·Granted Oct 26, 1993·16 cites·5 claims
- 2259US8372417B2Polymer composite film with barrier functionalityBAYER INNOVATION GMBH·Filed 2008·Granted Feb 12, 2013·2 cites·15 claims
- 2358US5807945A(Co)polymers based on vinyl units and use thereof in electroluminescent arrangementsBAYER AG·Filed 1996·Granted Sep 15, 1998·17 cites·20 claims
- 2457US11992009B2Pesticide-containing soil disinfestation material without use of fumigantIMAFLEX INC·Filed 2021·Granted May 28, 2024·0 cites·26 claims
- 2557US2013196851A1Method of increasing crop yield and controlling the growth of weeds using a polymer composite filmBAYER CROPSCIENCE LP·Filed 2013·Application pending·0 cites
- 2656US5861471APolysulphone/polyether block copolycondensatesBAYER AC·Filed 1996·Granted Jan 19, 1999·17 cites·7 claims
- 2755US5891975A(Co)polymers based on vinyl units and use thereof in electroluminescent devicesBAYER AG·Filed 1996·Granted Apr 6, 1999·13 cites·15 claims
- 2854US6114463ACopolymers based on vinyl units and their use in electroluminescent devicesBAYER AG·Filed 1997·Granted Sep 5, 2000·18 cites·21 claims
- 2953US6723333B1Moulded bodies made of thermoplastic polyurethane containing an active substanceBAYER AG·Filed 1999·Granted Apr 20, 2004·12 cites·4 claims
- 3053US5250742AProcess for the production of propargyl ethers and new propargyl ethersBAYER AG·Filed 1992·Granted Oct 5, 1993·4 cites·3 claims
- 3153US2010094230A1Polymer molding compounds containing partially neutralized agentsBAYER INNOVATION GMBH·Filed 2008·Application pending·0 cites
- 3253US2013130911A1Polymer composite material with biocide functionalityBAYER INNOVATION GMBH·Filed 2013·Application pending·0 cites
- 3353US2015072862A1Multilayered films capable of releasing active ingredients over a limited time periodBAYER INNOVATION GMBH·Filed 2013·Application pending·0 cites
- 3450US5455311AThermoplastic block copolyesters capable of being composted for use as packaging materialsBAYER AG·Filed 1994·Granted Oct 3, 1995·7 cites·2 claims
- 3549US4874816AVinyl copolymers with grafted-on polycarbonate chains, their production and useBAYER AG·Filed 1988·Granted Oct 17, 1989·7 cites·3 claims
- 3647US2013130048A1Polymer composite film with barrier functionalityBAYER INNOVATION GMBH·Filed 2013·Application pending·0 cites
- 3746US4929709APolycarbonate containing aralkylphenyl end groupsBAYER AG·Filed 1989·Granted May 29, 1990·6 cites·7 claims
- 3844US5905128A(CO) polymers based on vinyl units and use thereof in electroluminescent arrangementsBAYER AG·Filed 1998·Granted May 18, 1999·9 cites·4 claims
- 3944US5874180AElectroluminescent arrangements and their useBAYER AG·Filed 1997·Granted Feb 23, 1999·9 cites·4 claims
- 4043US2009076480A1Active Ingredient-Containing Silicone ElastomersBAYER BUSINESS SERVICES GMBH·Filed 2005·Application pending·0 cites
- 4142US2007174854A1Storage medium for confidential informationJUNGERMANN HARDY·Filed 2006·Application pending·0 cites
- 4241US5137971AGraft copolymers, their production and useBAYER AG·Filed 1991·Granted Aug 11, 1992·4 cites·7 claims
- 4341US2013181381A1Polymer composite material with biocide functionalityDUJARDIN RALF·Filed 2011·Application pending·0 cites
- 4436US6455059B1Polyether block amides containing active substancesBAYER AG·Filed 1999·Granted Sep 24, 2002·10 cites·11 claims
- 4535US5372986ADye-donor element for use according to thermal dye sublimation transferAGFA GEVAERT NV·Filed 1993·Granted Dec 13, 1994·1 cites·12 claims
- 4634US5512339ADecomposable packing materialBAYER AG·Filed 1993·Granted Apr 30, 1996·3 cites·16 claims
- 4734US5140066APoly (meth)acrylates with grafted-on polycarbonate chains, their production and useBAYER AG·Filed 1990·Granted Aug 18, 1992·2 cites·5 claims
- 4834US5089590ALiquid crystalline compounds, their production and their use as modifiers for polycarbonates, polyester carbonates and polyestersBAYER AG·Filed 1991·Granted Feb 18, 1992·3 cites·3 claims
- 4933US5990246ATransparent materials consisting of hydrogenated products of ring-opened metathetical polymers with polar substituentsBAYER AG·Filed 1997·Granted Nov 23, 1999·3 cites·12 claims
- 5032US5223548AMethod of foaming thermoplastic polycarbonateBAYER AG·Filed 1992·Granted Jun 29, 1993·1 cites·6 claims
Showing the top 50 of 58 patent records by PatentIndex Score.
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