Inventor · disambiguated record

Erwin Ungermann

Also filed as: KEIL KARL-HEINZ · UNGERMANN ERWIN

2 granted patents·21 citations·filing 1975–1977

60Inventor score

Technology areasC09B D06P

Files withHOECHST AG2

Top patents by PatentIndex Score

2 records

0179US4078884ALiquid preparations of reactive dyestuffsHOECHST AG·Filed 1975·Granted Mar 14, 1978·10 cites·2 claims
0278US4198204AShort liquor dyeing process for piece goods, made from cellulose fibers, in rope formHOECHST AG·Filed 1977·Granted Apr 15, 1980·11 cites·25 claims

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