Inventor · disambiguated record
Dieter Wittmann
Also filed as: WITTMANN DIETER
130 granted patents·16 pending applications·2,891 citations·filing 1975–2013
99Inventor score
Files withBAYER AG105BAYER MATERIALSCIENCE AG15MAN NUTZFAHRZEUGE AG3SEIDEL ANDREAS3FELDERMANN ACHIM2
Top patents by PatentIndex Score
146 records- 0199US4937285AUse of redox graft polymers to improve the petroleum-resistance of thermoplastic, aromatic polycarbonate and/or polyester carbonate moulding compositionsBAYER AG·Filed 1988·Granted Jun 26, 1990·213 cites·11 claims
- 0298US5061745AFlame-retardant, high-impact polycarbonate molding compoundsBAYER AG·Filed 1989·Granted Oct 29, 1991·175 cites·20 claims
- 0398US4812515AAgeing-resistant thermoplastic moulding materials of good impact strengthBAYER AG·Filed 1987·Granted Mar 14, 1989·133 cites·4 claims
- 0498US4806593AThermoplastic moulding materials having good resistance to ageing and good low-temperature impact strengthBAYER AG·Filed 1987·Granted Feb 21, 1989·123 cites·8 claims
- 0597US5672645AFlame resistant polycarbonate/ABS moulding compounds resistant to stress crackingBAYER AG·Filed 1996·Granted Sep 30, 1997·172 cites·11 claims
- 0697US4859740AParticulate multiphase polymersBAYER AG·Filed 1988·Granted Aug 22, 1989·120 cites·4 claims
- 0795US4861831AParticulate multiphase polymersBAYER AG·Filed 1988·Granted Aug 29, 1989·114 cites·4 claims
- 0893US4873289AGraft polymers and blends thereof with polyamidesBAYER AG·Filed 1988·Granted Oct 10, 1989·71 cites·19 claims
- 0993US4822852AHigh-impact dimensionally stable polyamide molding compositionsBAYER AG·Filed 1987·Granted Apr 18, 1989·61 cites·20 claims
- 1092US6737465B2Flame-resistant polycarbonate molding compositions containing high-purity talcBAYER AG·Filed 2000·Granted May 18, 2004·38 cites·22 claims
- 1191US5849827AExtremely finely divided inorganic powders as flame retardants in thermoplastic moulding compositionsBAYER AG·Filed 1996·Granted Dec 15, 1998·58 cites·21 claims
- 1291US4882381AMoulding compounds of aromatic polyesters and grafted silicone rubberBAYER AG·Filed 1988·Granted Nov 21, 1989·55 cites·10 claims
- 1389US7834075B2Flameproofed impact-strength-modified poly(ester)carbonate compositionsBAYER MATERIALSCIENCE AG·Filed 2007·Granted Nov 16, 2010·11 cites·15 claims
- 1489US6890979B2Polycarbonate molding materials containing graft rubberBAYER AG·Filed 2001·Granted May 10, 2005·33 cites·17 claims
- 1589US6762228B2Flame-resistant, mineral-reinforced polycarbonate compositions with a high flow line strengthBAYER AG·Filed 2002·Granted Jul 13, 2004·30 cites·7 claims
- 1689US5010135AMoulding compounds of aromatic polyesters, vinyl copolymers and grafted silicone rubberBAYER AG·Filed 1990·Granted Apr 23, 1991·56 cites·9 claims
- 1787US5030675AFlame-resistant thermoplastic moulding compounds based on polycarbonate, polyalkylene terephthalate, graft copolymer, fluorinated polyolefine and phosphorus compoundBAYER AG·Filed 1989·Granted Jul 9, 1991·41 cites·10 claims
- 1886US7001944B2Mineral-reinforced impact-resistant modified polycarbonate blendsBAYER AG·Filed 2002·Granted Feb 21, 2006·27 cites·22 claims
- 1985US6528561B1Flame-resistant polycarbonate ABS blendsBAYER AG·Filed 2000·Granted Mar 4, 2003·38 cites·12 claims
- 2084US6828366B2Flame-resistant polycarbonate moulding compoundsBAYER AG·Filed 2001·Granted Dec 7, 2004·19 cites·9 claims
- 2184US6596794B1Flame-resistant polycarbonate ABS moulding materialBAYER AG·Filed 1999·Granted Jul 22, 2003·45 cites·20 claims
- 2284US4885209AThermoplastic silicon rubber graft polymers (II)BAYER AG·Filed 1988·Granted Dec 5, 1989·34 cites·5 claims
- 2383US6831120B1Flame-resistant polycarbonate blendsBAYER AG·Filed 2000·Granted Dec 14, 2004·17 cites·24 claims
- 2481US6686404B1Flame-resistant polycarbonate ABS moulding compoundsBAYER AG·Filed 1999·Granted Feb 3, 2004·43 cites·17 claims
- 2580USRE36902EFlame resistant polycarbonate/abs moulding compounds resistant to stress crackingBAYER AG·Filed 1999·Granted Oct 3, 2000·35 cites·13 claims
- 2679US8530551B2Flame-retardant impact-modified battery boxes based on polycarbonate IECKEL THOMAS·Filed 2011·Granted Sep 10, 2013·3 cites·9 claims
- 2779US6914090B2Impact-resistant and flameproofed polycarbonate molding compositionsBAYER AG·Filed 2002·Granted Jul 5, 2005·13 cites·17 claims
- 2879US6727301B1Flame-resistant, impact-resistant modified polycarbonate molding and extrusion massesBAYER AG·Filed 2000·Granted Apr 27, 2004·19 cites·12 claims
- 2979US5750602AFlameproofed polycarbonate/ABS blends resistant to stress crackingBAYER AG·Filed 1996·Granted May 12, 1998·42 cites·12 claims
- 3079US5621029AFlame retardant thermoplastic polycarbonate moulding compositionsBAYER AG·Filed 1995·Granted Apr 15, 1997·40 cites·20 claims
- 3178US8748521B2Flame retardant impact-modified polycarbonate compositionsTASCHNER VERA·Filed 2009·Granted Jun 10, 2014·5 cites·13 claims
- 3278US7019056B2Flame retardants which contain phosphorus, and flame-retardant thermoplastic molding compositionsBAYER AG·Filed 2002·Granted Mar 28, 2006·12 cites·9 claims
- 3378US6949596B2Non-inflammable, anti-electrostatic polycarbonate molding materialsBAYER AG·Filed 2001·Granted Sep 27, 2005·16 cites·20 claims
- 3478US5994463APolycarbonate/graft polymer moulding compositions with reduced deposit formationBAYER AG·Filed 1998·Granted Nov 30, 1999·31 cites·11 claims
- 3578US4963619AMixtures of polycarbonates with siloxane-containing graft polymersWITTMANN DIETER·Filed 1988·Granted Oct 16, 1990·32 cites·11 claims
- 3676US8822576B2Flame-retardant PC/ABS compositions having good impact strength, flowability and chemical resistanceBAYER IP GMBH·Filed 2012·Granted Sep 2, 2014·3 cites·17 claims
- 3776US6767944B2Flame-resistant polycarbonate compositions having increased chemical resistanceBAYER AG·Filed 2002·Granted Jul 27, 2004·13 cites·24 claims
- 3875US8383709B2Easy-flowing polycarbonate/ABS moulding compositions with good mechanical properties and a good surfaceBAYER MATERIALSCIENCE AG·Filed 2011·Granted Feb 26, 2013·2 cites·20 claims
- 3975US7833448B2Flameproofed impact-strength-modified poly(ester)carbonate compositionsBAYER MATERIALSCIENCE AG·Filed 2007·Granted Nov 16, 2010·3 cites·11 claims
- 4075US6566428B1Flame-resistant thermostable polycarbonate ABS moulding materialsBAYER AG·Filed 1998·Granted May 20, 2003·32 cites·13 claims
- 4174US7446144B2Thermoplastic molding composition and articles thermoformed therefromBAYER MATERIALSCIENCE LLC·Filed 2005·Granted Nov 4, 2008·3 cites·15 claims
- 4274US6613822B1Flame-resistant polycarbonate ABS moulding materialsBAYER AG·Filed 1999·Granted Sep 2, 2003·31 cites·14 claims
- 4374US5679759APolycarbonate moulding materials with improved toughnessBAYER AG·Filed 1995·Granted Oct 21, 1997·30 cites·16 claims
- 4472US7714066B2Polycarbonate molding compositionsBAYER MATERIALSCIENCE AG·Filed 2006·Granted May 11, 2010·2 cites·14 claims
- 4572US7709573B2Polycarbonate molding compositionsBAYER MATERIALSCIENCE AG·Filed 2006·Granted May 4, 2010·2 cites·17 claims
- 4672US6838518B2Extrudable polycarbonate molding compositionsBAYER AG·Filed 2002·Granted Jan 4, 2005·9 cites·20 claims
- 4772US5086738AMotor brake for air-compressing internal combustion enginesMAN NUTZFAHRZEUGE AG·Filed 1991·Granted Feb 11, 1992·28 cites·4 claims
- 4871US7220790B2Flame-resistant polycarbonate molding compositionsBAYER AG·Filed 2003·Granted May 22, 2007·10 cites·20 claims
- 4971US6461732B1Composites consisting of polyurethane and a thermoplastic material containing an inorganic polar additiveBAYER AG·Filed 1998·Granted Oct 8, 2002·30 cites·18 claims
- 5070US7105592B2Polycarbonate molding compounds containing a special talcBAYER AG·Filed 2000·Granted Sep 12, 2006·7 cites·8 claims
Showing the top 50 of 146 patent records by PatentIndex Score.
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