Inventor · disambiguated record

William E. Stelzel

Also filed as: STELZEL WILLIAM E

2 granted patents·41 citations·filing 2005–2005

64Inventor score

Technology areasG06F G06Q

Files withMICROSOFT CORP2

Top patents by PatentIndex Score

2 records

0186US7698223B2Pluggable file-based digital rights management API layer for applications and enginesMICROSOFT CORP·Filed 2005·Granted Apr 13, 2010·26 cites·11 claims
0282US7657574B2Persistent storage file change trackingMICROSOFT CORP·Filed 2005·Granted Feb 2, 2010·15 cites·20 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →