Inventor · disambiguated record
Karlheinrich Meisel
Also filed as: MEISEL KARLHEINRICH
12 granted patents·1 pending application·77 citations·filing 1984–2010
88Inventor score
Top patents by PatentIndex Score
13 records- 0189US5130442AChromogenic enamine compounds, their preparation and use as color formersBAYER AG·Filed 1990·Granted Jul 14, 1992·36 cites·7 claims
- 0275US4600776ACationic enamine dyestuff indolylmethine derivativesBAYER AG·Filed 1984·Granted Jul 15, 1986·11 cites·5 claims
- 0367US6576687B1Wet-strength agent with low DCP contentBAYER AG·Filed 2001·Granted Jun 10, 2003·7 cites·10 claims
- 0462US4727140AChromogenic 4,4-diaryl-2-oxobenzo-3,1-oxazinesBAYER AG·Filed 1985·Granted Feb 23, 1988·6 cites·5 claims
- 0559US5725607AMethod for reducing the toxicity of spent liquors and novel cationic dyesBAYER AG·Filed 1996·Granted Mar 10, 1998·6 cites·8 claims
- 0657US4754034AChromogenic 4,4-diaryldihydroquinazolonesBAYER AG·Filed 1985·Granted Jun 28, 1988·7 cites·4 claims
- 0747US4968797AChromogenic 4,4-diaryldihydroquinazolonesBAYER AG·Filed 1987·Granted Nov 6, 1990·2 cites·3 claims
- 0844US7708862B2Paper production with modified silica gels as microparticlesKEMIRA OYJ·Filed 2004·Granted May 4, 2010·0 cites·12 claims
- 0942US6989106B2Process for the preparation of polymeric condensates and their useBAYER AG·Filed 2003·Granted Jan 24, 2006·0 cites·12 claims
- 1039US8088830B2Paper production with modified silica gels as microparticlesMEISEL KARLHEINRICH·Filed 2010·Granted Jan 3, 2012·0 cites·13 claims
- 1137US5179211AProcess for the preparation of indolesBAYER AG·Filed 1991·Granted Jan 12, 1993·2 cites·17 claims
- 1237US2006225856A1Papermaking using modified sheet silicates as microparticlesMEISEL KARLHEINRICH·Filed 2005·Application pending·0 cites
- 1326US5840902AProcess for the preparation of beta-hydroxyalkypicolinium saltsBAYER AG·Filed 1996·Granted Nov 24, 1998·0 cites·18 claims
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