Inventor · disambiguated record
Bernhard Beitzke
Also filed as: BEITZKE BERNHARD
11 granted patents·52 citations·filing 1985–1998
87Inventor score
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11 records- 0177US5536879AProcess for preparing optically active amino alcoholsBAYER AG·Filed 1995·Granted Jul 16, 1996·22 cites·11 claims
- 0265US4618698AProcess for the preparation of a mixture of an optionally substituted cinnamic acid ester and an optionally substituted β-alkoxy-β-phenyl-propionic acid ester, and a process for the preparation of optionally substituted cinnamic acidBAYER AG·Filed 1985·Granted Oct 21, 1986·8 cites·11 claims
- 0364US4668788A5,5-dichloro-4,5-dihydro-6-hydroxy-2-trichloromethylpyrimidin-4-oneBAYER AG·Filed 1985·Granted May 26, 1987·6 cites·1 claims
- 0460US5401869AProcess for the preparation of aminomethylene compoundsBAYER AG·Filed 1994·Granted Mar 28, 1995·7 cites·7 claims
- 0548US5672708AProcess for the preparation of N-arylaminoacrylic acid derivatives and the use of N-arylaminoacrylic acid derivatives thus prepared for the preparation of 4-quinolone-3-carboxylic acid derivativesBAYER AG·Filed 1995·Granted Sep 30, 1997·4 cites·5 claims
- 0640US4760209AProcess for preparing 3,5-dichloro-α-methylstyreneBAYER AG·Filed 1986·Granted Jul 26, 1988·2 cites·17 claims
- 0737US6002041AProcess for preparing di-C1 - C4 -alkyl 5-nitro-isophthalatesBAYER AG·Filed 1998·Granted Dec 14, 1999·1 cites·12 claims
- 0834US5399773AProcess for the preparation of nitrophenyl alkyl ethersBAYER AG·Filed 1992·Granted Mar 21, 1995·1 cites·19 claims
- 0932US4613692AProcess for the preparation of cinnamic acids which are optionally substituted in the nucleusBAYER AG·Filed 1985·Granted Sep 23, 1986·1 cites·14 claims
- 1031US5859298AProcess for the preparation of 2-halogeno-4,5-difluorobenzoyl fluoridesBAYER AG·Filed 1997·Granted Jan 12, 1999·0 cites·6 claims
- 1130US5922874AProcess for preparing N-aryl-N'-alkyl-piperazinesBAYER ATKIENGESELLSCHAFT·Filed 1998·Granted Jul 13, 1999·0 cites·24 claims
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