TK

Tsunehisa Kazawa

SO Sony: 6 patents #6,793 of 25,231Top 30%
Overall (All Time): #1,518,057 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9177118 License management method and content processing system Kenjiro Komaki, Akihiko Kusumoto, Kaoru Morishita, Motoki Kobayashi 2015-11-03
9009080 Content protection system Shingo Kannari, Kazuhiro Kanee 2015-04-14
8589905 Game device and information processing apparatus Yasutaka Miwa 2013-11-19