Inventor · disambiguated record
Johannes M. A. Van Der Heijden
Also filed as: HEIJDEN JOHANNES M VAN DER · VAN DER HEIJDEN JOHANNES M A
4 granted patents·46 citations·filing 1980–1993
76Inventor score
Files withPHILIPS CORP4
Top patents by PatentIndex Score
4 records- 0158US4920297AElectric lampPHILIPS CORP·Filed 1988·Granted Apr 24, 1990·11 cites·14 claims
- 0258US4404491AElectric incandescent lampPHILIPS CORP·Filed 1980·Granted Sep 13, 1983·17 cites·3 claims
- 0347US5472907AMethod of manufacturing an optoelectronic semiconductor devicePHILIPS CORP·Filed 1993·Granted Dec 5, 1995·14 cites·13 claims
- 0431US5001387AElectric lamp and lamp capPHILIPS CORP·Filed 1987·Granted Mar 19, 1991·4 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →