Inventor · disambiguated record

Wilfred Ribbing

Also filed as: RIBBING WILFRED

1 granted patent·1 citations·filing 1990–1990

16Inventor score

Technology areasC07C

Files withHUELS CHEMISCHE WERKE AG1

Top patents by PatentIndex Score

1 record

0131US5118848AProcess for the preparation of 4,4'-bis(4-aminophenoxy)-diphenyl sulfoneHUELS CHEMISCHE WERKE AG·Filed 1990·Granted Jun 2, 1992·1 cites·16 claims

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