Inventor · disambiguated record
Erik Bielefeldt
Also filed as: BIELEFELDT ERIK
1 granted patent·2 pending applications·0 citations·filing 2003–2013
13Inventor score
Top patents by PatentIndex Score
3 records- 0137US8595492B2On-demand protection and authorization of playback of media assetsMCREYNOLDS PAUL·Filed 2009·Granted Nov 26, 2013·0 cites·28 claims
- 0236US2005138139A1System and method for distribution and tracking of digital contentFiled 2003·Application pending·0 cites
- 0335US2014082657A1On-demand protection and authorization of playback of media assetsPIX SYSTEM LLC·Filed 2013·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →