Inventor · disambiguated record
Karl-Heinrich Lange
Also filed as: LANGE KARL · LANGE KARL-HEINRICH
6 granted patents·21 citations·filing 1993–1996
79Inventor score
Technology areasC09B
Files withBAYER AG6
Top patents by PatentIndex Score
6 records- 0161US5436323ACationic 1,3,4-thiadiazole dyestuffsBAYER AG·Filed 1993·Granted Jul 25, 1995·8 cites·7 claims
- 0259US5725607AMethod for reducing the toxicity of spent liquors and novel cationic dyesBAYER AG·Filed 1996·Granted Mar 10, 1998·6 cites·8 claims
- 0347US5578711AProcess for the preparation of dyestuffsBAYER AG·Filed 1995·Granted Nov 26, 1996·3 cites·10 claims
- 0440US5328993ACationic triazatrimethine dyestuffsBAYER AG·Filed 1993·Granted Jul 12, 1994·2 cites·12 claims
- 0537US5541299AProcess for the preparation of dyestuffsBAYER AG·Filed 1994·Granted Jul 30, 1996·1 cites·15 claims
- 0637US5502171AProcess for the preparation of dyestuffsBAYER AG·Filed 1995·Granted Mar 26, 1996·1 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →