Inventor · disambiguated record
Reinhard Helwig
Also filed as: HELWIG REINHARD
8 granted patents·50 citations·filing 1984–1990
83Inventor score
Files withBASF AG8
Top patents by PatentIndex Score
8 records- 0188US4769457AGlycoluril derivatives and their use as stabilizers for polymersBASF AG·Filed 1986·Granted Sep 6, 1988·29 cites·15 claims
- 0262US4785107A3-tert-butyl-4-hydroxyphenylpropionic acid amino-alkylamide derivativesBASF AG·Filed 1986·Granted Nov 15, 1988·6 cites·13 claims
- 0360US4603205AFuran-3-carboxylic acid derivativesBASF AG·Filed 1984·Granted Jul 29, 1986·4 cites·4 claims
- 0450US5210190APreparation of triazinyl-bis-anthraquinone dyes by reacting aryldihalotriazine with amino anthraquinoneBASF AG·Filed 1990·Granted May 11, 1993·4 cites·4 claims
- 0540US4703072ATetrahydrofurancarboxylic acid derivativesBASF AG·Filed 1986·Granted Oct 27, 1987·5 cites·6 claims
- 0636US4824608APreparation of C.I. Vat Blue 16BASF AG·Filed 1987·Granted Apr 25, 1989·1 cites·11 claims
- 0735US5066820AProcess for the preparation of 1-amino-2-carboxyanthraquinonesBASF AG·Filed 1990·Granted Nov 19, 1991·1 cites·6 claims
- 0830US4882095APreparation of alkoxy(iso)violanthrenedionesBASF AG·Filed 1988·Granted Nov 21, 1989·0 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →