KS

Keita Shirakami

SO Sony: 2 patents #12,963 of 25,231Top 55%
Overall (All Time): #2,255,438 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D417091 Audio cassette tape case Kazushi Kirihara 1999-11-30
D386915 Audio cassette tape case Kazushi Kirihara 1997-12-02