Inventor · Issaquah, WA, US

William E. Stelzel

2Patents
2h-index
7Co-inventors
27Inventor score

Filing activity: Apr 21, 2005 → Jun 3, 2005

Most-cited inventions

PatentTitleAreaCited byStatus
US7698223B2 Pluggable file-based digital rights management API layer for applications and engines Physics 18 Active
US7657574B2 Persistent storage file change tracking Emerging Cross-Sectional Technologies 11 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.