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USPTO Patent Rankings Data through Sept 30, 2025
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David A. Leech — 2 Patents in 2016

Apple: 2 patents #906 of 3,100Top 30%
Cupertino, CA: #388 of 1,508 inventorsTop 30%
California: #12,284 of 57,791 inventorsTop 25%
Overall (2016): #149,422 of 481,213Top 35%
2 Patents 2016

Issued Patents 2016

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9336028 Virtual graphics device driver David J. Redman, Changki Min, Philip J. Churchill, Adrian T. Sheppard, Unmesh Sahasrabuddhe +2 more 2016-05-10
9336557 Apparatus and methods for processing of media signals Brett D. George, Changki Min, Matthew Xavier Mora, Niel D. Warren, Rajabali M. Koduri +1 more 2016-05-10