Inventor · disambiguated record
Gerardus J. K. M. Koolen
Also filed as: KOOLEN GERARDUS J K M
3 granted patents·347 citations·filing 1995–1996
76Inventor score
Technology areasG06F
Files withPHILIPS CORP3
Top patents by PatentIndex Score
3 records- 0192US5541372AForce activated touch screen measuring deformation of the front panelPHILIPS CORP·Filed 1995·Granted Jul 30, 1996·261 cites·9 claims
- 0273US5777607ALow-cost resistive tablet with touch and stylus functionalityPHILIPS CORP·Filed 1996·Granted Jul 7, 1998·83 cites·6 claims
- 0327US5767458ALow-pass filter of graphical tablet has cut-off frequency lower than sampling frequecyPHILIPS CORP·Filed 1996·Granted Jun 16, 1998·3 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →