KO

Katsuyoshi Otsuka

SO Sony: 2 patents #12,963 of 25,231Top 55%
📍 Ibaraki, JP: #3,280 of 6,779 inventorsTop 50%
Overall (All Time): #1,909,538 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D886180 Camera accessory Tomotsugu Minamikawa, Keita Okuda, Kouji Shimizu 2020-06-02
D822090 Camera remote control holder Tomotsugu Minamikawa, Keita Okuda, Kouji Shimizu, Takahiro Tsuge, Takumi Suzuki 2018-07-03