JH

James R. Holzgrafe

MA Macrovision: 2 patents #2 of 10Top 20%
📍 Sunnyvale, CA: #195 of 1,107 inventorsTop 20%
🗺 California: #4,287 of 28,521 inventorsTop 20%
Overall (2003): #62,592 of 273,478Top 25%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6594441 Method and apparatus for video tag signal recovery using various techniques to regenerate and re-record the tag signal 2003-07-15
6542609 Method and apparatus for scrambling a high definition television signal John O. Ryan, Mark Hollar 2003-04-01