Inventor · disambiguated record
Johannes M. Van Der Mark
Also filed as: VAN DER MARK JOHANNES M · VAN DER MARK JOHANNES M A A
4 granted patents·17 citations·filing 1976–1991
71Inventor score
Top patents by PatentIndex Score
4 records- 0144US4039486AFoamable vinyl-chloride polymers and rigid foam structures made thereofSTAMICARBON·Filed 1976·Granted Aug 2, 1977·8 cites·9 claims
- 0242US5064913AGlycidylester-anhydride adducts and epoxy resin curing agents therefromSHELL OIL CO·Filed 1991·Granted Nov 12, 1991·5 cites·9 claims
- 0333US4772669ACationic coating compositionsSHELL OIL CO·Filed 1987·Granted Sep 20, 1988·3 cites·15 claims
- 0426US4840979AProcess for preparing cationic coating compositions using ammonia adducts of epoxy resins which are further reacted with a cyclic anhydrideSHELL OIL CO·Filed 1988·Granted Jun 20, 1989·1 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →