Inventor · disambiguated record
Gerhard Menzel
Also filed as: MENZEL GERHARD · SPRENGER HANS-ERNST
5 granted patents·1 pending application·87 citations·filing 1974–2022
79Inventor score
Files withHUELS CHEMISCHE WERKE AG2THYSSENKRUPP RASSELSTEIN GMBH2PROPPER MFG CO INC1WALDEMAR KNITTEL GLASBEARBEITU1
Top patents by PatentIndex Score
6 records- 0184US4170588ASynthetic resin stabilizers based on quadratic acid amidesHUELS CHEMISCHE WERKE AG·Filed 1977·Granted Oct 9, 1979·41 cites·6 claims
- 0274US4087154AGlass slides with matted areasPROPPER MFG CO INC·Filed 1974·Granted May 2, 1978·32 cites·7 claims
- 0355US12065754B2Method for passivating the surface of a tinplate and electrolysis system for carrying out the methodTHYSSENKRUPP RASSELSTEIN GMBH·Filed 2022·Granted Aug 20, 2024·0 cites·14 claims
- 0449US2015024222A1Method for passivation of strip black plateTHYSSENKRUPP RASSELSTEIN GMBH·Filed 2014·Application pending·0 cites
- 0542US4231915AUse of di-(cyclohexylethylmethylol) phthalates or di-(ethylcyclohexylmethylol) phthalates as plasticizers for polyvinyl chlorideHUELS CHEMISCHE WERKE AG·Filed 1979·Granted Nov 4, 1980·5 cites·12 claims
- 0631US5225266ASpecimen slideWALDEMAR KNITTEL GLASBEARBEITU·Filed 1991·Granted Jul 6, 1993·9 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →