Inventor · disambiguated record
Rudolf Neeb
Also filed as: NEEB RUDOLF
7 granted patents·38 citations·filing 1979–1995
82Inventor score
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7 records- 0183US4269768AProcess for the preparation of chlorozincate salts of thiazolium azo dyestuffsHOECHST AG·Filed 1979·Granted May 26, 1981·12 cites·5 claims
- 0271US4638053AProcess for the preparation of chlorozincate salts of benzo thiazolium azo dyestuffs by alkylating with dialkylsulfate in aqueous medium in the presence of Zn-containing acid acceptor at pH≦7HOECHSTAKTIENGESELLSCHAFT·Filed 1985·Granted Jan 20, 1987·11 cites·8 claims
- 0360US4916257AProcess for the purification of 2-hydroxynaphthalene-6-carboxylic acidHOECHST AG·Filed 1989·Granted Apr 10, 1990·6 cites·9 claims
- 0450US4618701AProcess for preparing 6-acetoxy-2-naphthoic-acid and pure 6-hydroxy-2-naphthoic acidHOECHST AG·Filed 1985·Granted Oct 21, 1986·4 cites·24 claims
- 0545US5756757AProcess for the preparation of 3-hydroxy-N-benzimidazolon-5-yl-2-naphthamide in the high purity required of azo pigmentsHOECHST AG·Filed 1995·Granted May 26, 1998·3 cites·18 claims
- 0639US4831168AProcess for preparing 2-hydroxydibenzofuran-3-carboxylic acid and alkali metal salts thereofHOECHST AG·Filed 1987·Granted May 16, 1989·1 cites·21 claims
- 0737US4423226AZinc chloride complex compoundsHOECHST AG·Filed 1981·Granted Dec 27, 1983·1 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →