Inventor · disambiguated record
John Kennedy Barr
Also filed as: BARR JOHN D · BARR JOHN KENNEDY
3 granted patents·2 pending applications·84 citations·filing 2001–2009
75Inventor score
Top patents by PatentIndex Score
5 records- 0190US7519819B2Layered security in digital watermarkingDIGIMARC CORPORATINO·Filed 2002·Granted Apr 14, 2009·53 cites·30 claims
- 0284US8345316B2Layered security in digital watermarkingDIGIMARC CORP·Filed 2009·Granted Jan 1, 2013·11 cites·30 claims
- 0376US8190901B2Layered security in digital watermarkingBARR JOHN KENNEDY·Filed 2003·Granted May 29, 2012·20 cites·42 claims
- 0439US2004039924A1System and method for security of computing devicesFiled 2003·Application pending·0 cites
- 0537US2003037237A1Systems and methods for computer device authenticationFiled 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →