Inventor · disambiguated record
Jan Griffioen
Also filed as: GRIFFIOEN JAN · GRIFFIOEN JAN H · GRIFFIOEN JAN HENDRIK
4 granted patents·111 citations·filing 1983–1998
78Inventor score
Top patents by PatentIndex Score
4 records- 0179US5466973ADelivery point voltage regulation in electric energy distribution networksGEB ZUID HOLLAND WEST NV·Filed 1993·Granted Nov 14, 1995·48 cites·7 claims
- 0275US5969511AMethod and device for continuous adjustment and regulation of transformer turns ratio, and transformer provided with such deviceGEB ZUID HOLLAND WEST NV·Filed 1998·Granted Oct 19, 1999·49 cites·17 claims
- 0363USD281265SPuppetGRIFFIOEN JAN·Filed 1983·Granted Nov 5, 1985·11 cites·1 claims
- 0420US5887854AIn-place vehicle servicing systemFiled 1997·Granted Mar 30, 1999·3 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →