Inventor · disambiguated record
Johannes Krul
Also filed as: KRUL JOHANNES
4 granted patents·2 pending applications·73 citations·filing 2000–2009
78Inventor score
Top patents by PatentIndex Score
6 records- 0177US6830192B1Substrate which is made from paper and is provided with an integrated circuitVHP UGCHELEN BV·Filed 2000·Granted Dec 14, 2004·37 cites·11 claims
- 0276US7032828B2Substrate which is made from paper and is provided with an integrated circuitKONINKL PHILIPS ELECTRONICS NV·Filed 2004·Granted Apr 25, 2006·24 cites·22 claims
- 0359US6848618B1Security facility and uses thereofVHP UGCHELEN BV·Filed 2000·Granted Feb 1, 2005·7 cites·32 claims
- 0455US8673114B2Method for producing a watermark element, watermark element, and also applicationsKRUL JOHANNES·Filed 2009·Granted Mar 18, 2014·5 cites·12 claims
- 0537US2008274474A1Authentication Method and System for Authenticating Security Documents, Security Document and Security ElementVHP UGCHELEN BV·Filed 2006·Application pending·0 cites
- 0635US2007108386A1Sheet which can be authenticated by means of near infrared spectroscopy and authentication methodARJOWIGGINS SECURITY·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →