Inventor · disambiguated record

Hubert Schonhagen

Also filed as: SCHOENHAGEN HUBERT · SCHONHAGEN HUBERT

3 granted patents·7 citations·filing 1978–1985

58Inventor score

Technology areasC07C

Files withBAYER AG3

Top patents by PatentIndex Score

3 records

0154US4246180AProcess for separating off 1-amino-4-bromoanthraquinone-2-sulphonic acidBAYER AG·Filed 1978·Granted Jan 20, 1981·5 cites·8 claims
0240US4213910AProcess for the preparation of 1-amino-4-bromoanthraquinone-2-sulphonic acid IBAYER AG·Filed 1978·Granted Jul 22, 1980·2 cites·11 claims
0323US4741867AProcess for the preparation of 1-amino-2-bromo-4-hydroxyanthraquinoneBAYER AG·Filed 1985·Granted May 3, 1988·0 cites·5 claims

Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →