Inventor · disambiguated record
Heide Sprengel
Also filed as: KLUPFEL KURT · SPRENGEL HEIDE
5 granted patents·84 citations·filing 1977–1982
81Inventor score
Files withHOECHST AG5
Top patents by PatentIndex Score
5 records- 0179US4458007ARadiation polymerizable mixture containing reaction products of glycerol acrylates and polyisocyanatesHOECHST AG·Filed 1981·Granted Jul 3, 1984·44 cites·9 claims
- 0259US4241166APhotopolymerizable composition comprising a monoazo dye as contrast colorantHOECHST AG·Filed 1979·Granted Dec 23, 1980·14 cites·4 claims
- 0349US4379834AProcess for cleaning copper-containing metal surfacesHOECHST AG·Filed 1982·Granted Apr 12, 1983·10 cites·9 claims
- 0449US4233395APhotopolymerizable transfer materialHOECHST AG·Filed 1979·Granted Nov 11, 1980·11 cites·13 claims
- 0537US4179292ALight-sensitive copying compositionHOECHST AG·Filed 1977·Granted Dec 18, 1979·5 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →