KO

Kazumasa Okamoto

SO Sony: 2 patents #608 of 2,923Top 25%
Overall (2024): #147,685 of 561,600Top 30%
2
Patents 2024

Issued Patents 2024

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12096195 Display device and speaker device Tatsuya Sakata, Hiroaki Matsui 2024-09-17
11962972 Display device and speaker Masahiro Takahashi, Tatsuya Sakata, Tetsuya Shiroishi, Shigemi Oguchi, Ryosuke Nakajima 2024-04-16