Inventor · disambiguated record

Heinrich Spielbrink

Also filed as: SPIELBRINK HEINRICH

2 granted patents·13 citations·filing 1983–1984

56Inventor score

Technology areasC23C

Files withHUELS CHEMISCHE WERKE AG2

Top patents by PatentIndex Score

2 records

0145US4572743AMethod for pickling metallic surfacesHUELS CHEMISCHE WERKE AG·Filed 1984·Granted Feb 25, 1986·10 cites·33 claims
0225US4447273AProcess for phosphating metallic surfaces in nonaqueous phosphating bathsHUELS CHEMISCHE WERKE AG·Filed 1983·Granted May 8, 1984·3 cites·20 claims

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