SK

Shigemitsu Kizawa

SO Sony: 8 patents #5,352 of 25,231Top 25%
Overall (All Time): #666,586 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
D429717 Speaker box 2000-08-22
D428872 Amplifier 2000-08-01
D418136 Amplifier 1999-12-28
D416902 Amplifier 1999-11-23
D416903 Amplifier 1999-11-23
D416556 Disc player 1999-11-16
5940122 Housing assembly for housing a surveillance television camera Koji Shindo, Toshiyuki Hisatsune 1999-08-17
D354973 Surveillance video camera Toshiyuki Hisatune, Kouji Shindou 1995-01-31