Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
DC

David R. Conrad

Apple: 1 patents #2,398 of 5,567Top 45%
Sunnyvale, CA: #1,329 of 3,136 inventorsTop 45%
California: #26,301 of 67,585 inventorsTop 40%
Overall (2023): #476,019 of 537,848Top 90%
1 Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11606574 Efficient coding of source video sequences partitioned into tiles Dazhong Zhang, Peikang Song, Beibei Wang, Giribalan Gopalan, Albert E. Keinath +12 more 2023-03-14