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

Takeharu Arai

Sony: 1 patents #17,262 of 25,231Top 70%
Overall (All Time): #3,322,136 of 4,157,543Top 80%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7515814 Reproducing apparatus and reproducing method for video and audio data paired as growth rings Shigetaka Nagatani 2009-04-07