Inventor · disambiguated record
Helmut Dittmer
Also filed as: DITTMER HELMUT · MUDERS ROLF
4 granted patents·54 citations·filing 1978–1987
72Inventor score
Top patents by PatentIndex Score
4 records- 0172US4849179AApparatus for taking samples by thermal desorptionKERNFORSCHUNGSZ KARLSRUHE·Filed 1987·Granted Jul 18, 1989·47 cites·8 claims
- 0254US4246180AProcess for separating off 1-amino-4-bromoanthraquinone-2-sulphonic acidBAYER AG·Filed 1978·Granted Jan 20, 1981·5 cites·8 claims
- 0340US4213910AProcess for the preparation of 1-amino-4-bromoanthraquinone-2-sulphonic acid IBAYER AG·Filed 1978·Granted Jul 22, 1980·2 cites·11 claims
- 0423US4741867AProcess for the preparation of 1-amino-2-bromo-4-hydroxyanthraquinoneBAYER AG·Filed 1985·Granted May 3, 1988·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →