CK

Choei Kuriki

SO Sony: 4 patents #8,966 of 25,231Top 40%
Overall (All Time): #1,307,165 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4621288 Reference time detecting circuit Hisafumi Yamada, Junya Saito 1986-11-04
4357631 Ghost cancelling system Kimitake Utsunomiya, Hisafumi Yamada 1982-11-02
4344089 Ghost cancelling system Kimitake Utsunomiya, Hisafumi Yamada 1982-08-10
4275420 Television receiver with a ghost detector Hisafumi Yamada, Masaharu Tokuhara 1981-06-23