Inventor · disambiguated record
Norbert Zimmermann
Also filed as: ZIMMERMANN NORBERT
5 granted patents·73 citations·filing 1990–2002
78Inventor score
Files withBASF AG5
Top patents by PatentIndex Score
5 records- 0189US5186846ADye dispersants: aryl sulphonic acid-formaldehyde condensate or ligninsulfonateBASF AG·Filed 1991·Granted Feb 16, 1993·49 cites·6 claims
- 0263US5124438AChemically modified proteins and colorant formulations containing the sameBASF AG·Filed 1990·Granted Jun 23, 1992·15 cites·16 claims
- 0349US5534166APreparation of condensates of arenesulfonic acids and formaldehyde and use thereofBASF AG·Filed 1993·Granted Jul 9, 1996·7 cites·15 claims
- 0444US7229803B2Reaction of (di)amines in the presence of a lysine oxidase and of a reducing agentBASF AG·Filed 2002·Granted Jun 12, 2007·0 cites·11 claims
- 0537US5753775ASulfonated and oxidized indene polymersBASF AG·Filed 1994·Granted May 19, 1998·2 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →