Inventor · disambiguated record
Walter Lange
Also filed as: LAENGE WALTER · LANGE WALTER · LANGE WALTER E
27 granted patents·3 pending applications·228 citations·filing 1987–2008
96Inventor score
Top patents by PatentIndex Score
30 records- 0184US5868938AChiral stationary phases for chromatographic separation of optical isomersBAYER AG·Filed 1996·Granted Feb 9, 1999·52 cites·9 claims
- 0284US5072030AProcess for the fluorination of acrylic acid and derivatives thereof and novel fluorinated esters of 2,3-difluoropropionic acidBAYER AG·Filed 1990·Granted Dec 10, 1991·23 cites·7 claims
- 0377US7286068B2Method and system for detecting failures in an analog-to-digital converterHONEYWELL INT INC·Filed 2005·Granted Oct 23, 2007·12 cites·21 claims
- 0475US5432251AOptically active sulphur-containing amino acid derivatives, their preparation, their polymerization to give optically active polymers and the use thereofBAYER AG·Filed 1994·Granted Jul 11, 1995·10 cites·12 claims
- 0574US5274167APolymeriable optically active (meth) acrylic acid derivativesBAYER AG·Filed 1992·Granted Dec 28, 1993·33 cites·11 claims
- 0671US5347042AOptically active sulphur-containing amino acid derivatives, their preparation, their polymerisation to give optically active polymers and the use thereofBAYER AG·Filed 1992·Granted Sep 13, 1994·8 cites·5 claims
- 0764US6455725B1Substituted cinnamic acids and cinnamic acid estersBAYER AG·Filed 1999·Granted Sep 24, 2002·8 cites·8 claims
- 0863US7709644B2Process for the enantiomeric enrichment of cis-8-benzyl-7,9-dioxo-2,8-diazabicyclo[4.3.0]nonaneLANXESS DEUTSCHLAND GMBH·Filed 2007·Granted May 4, 2010·0 cites·23 claims
- 0962US6956129B2Polyhalogen-substituted cinnamic acids and cinnamic acid derivatives and a process for the preparation of polyhalogen-substituted cinnamic acids and cinnamic acid derivativesBAYER AG·Filed 2002·Granted Oct 18, 2005·2 cites·6 claims
- 1062US5510530AOptically active sulphur-containing amino acid derivativesBAYER AG·Filed 1994·Granted Apr 23, 1996·5 cites·8 claims
- 1161US5593050ABridge craneLIEBHERR WERK NENZING·Filed 1993·Granted Jan 14, 1997·18 cites·16 claims
- 1261US5348656AOptically active bead polymers containing fillersBAYER AG·Filed 1992·Granted Sep 20, 1994·12 cites·10 claims
- 1360US6927302B2Process for the arylation of olefinsBAYER AG·Filed 2002·Granted Aug 9, 2005·2 cites·25 claims
- 1460US5357001AOptically active amino acid sulphoxide and amino acid sulphone derivatives, their preparation, their polymerisation and use as adsorbents for chromatographic resolution of racematesBAYER AG·Filed 1993·Granted Oct 18, 1994·11 cites·9 claims
- 1558US2008200731A1Polyhalogen-substituted cinnamic acids and cinnamic acid derivatives and a process for the preparation of polyhalogen-substituted cinnamic acids and cinnamic acid derivativesLANGE WALTER·Filed 2008·Application pending·0 cites
- 1656US6566298B2DiphosphinesBAYER AG·Filed 2002·Granted May 20, 2003·2 cites·2 claims
- 1755US7381832B2Polyhalogen-substituted cinnamic acids and cinnamic acid derivatives and a process for the preparation of polyhalogen-substituted cinnamic acids and cinnamic acid derivativesLANXESS DEUTSCHLAND GMBH·Filed 2005·Granted Jun 3, 2008·0 cites·7 claims
- 1855US6235937B1Process for the preparation of nitrodiphenylaminesBAYER AG·Filed 2000·Granted May 22, 2001·2 cites·6 claims
- 1953US6462200B2DiphosphinesBAYER AG·Filed 2001·Granted Oct 8, 2002·1 cites·1 claims
- 2053US5432252AOptically active sulphur-containing amino acid derivatives, their preparation, their polymerization to give optically active polymers and the use thereofBAYER AG·Filed 1994·Granted Jul 11, 1995·3 cites·13 claims
- 2147US6689889B2Chromatographic separation of enantiomers of lactonesBAYER AG·Filed 2001·Granted Feb 10, 2004·0 cites·4 claims
- 2247US6274736B1Chromatographic enantiomer separation of lactonesBAYER AG·Filed 1998·Granted Aug 14, 2001·3 cites·4 claims
- 2347US2004044205A1Process for the enantiomeric enrichment of cis-8-benzyl-7,9-dioxo-2,8-diazabicyclo[4.3.0]nonaneFiled 2003·Application pending·0 cites
- 2445US5354884AOptically active N-α-fluoroacryloylamino acid derivatives for the resolution of racematesBAYER AG·Filed 1992·Granted Oct 11, 1994·7 cites·5 claims
- 2539US5292924AOptically active N-α-fluoroacryloylamino acid polymers for the resolution of racematesBAYER AG·Filed 1992·Granted Mar 8, 1994·5 cites·9 claims
- 2639US2004008254A1Object protection deviceFiled 2003·Application pending·0 cites
- 2736US6303820B1Process for the preparation of nitrosobenzenesBAYER AG·Filed 2000·Granted Oct 16, 2001·0 cites·3 claims
- 2836US5481026AOptically active amino acid sulphoxide and amino acid sulphone derivativesBAYER AG·Filed 1994·Granted Jan 2, 1996·2 cites·5 claims
- 2934US6559334B1Polymers chromatographic separation of enantiomersBAYER AG·Filed 1994·Granted May 6, 2003·2 cites·6 claims
- 3033US4782961ACraneLIEBHERR WERK NENZING·Filed 1987·Granted Nov 8, 1988·5 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →