YT

Yasuo Takeshima

SO Sony: 3 patents #10,744 of 25,231Top 45%
Overall (All Time): #1,498,752 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9787646 Electronic money system and electronic money terminal Fumio Kubono, Hiroshi Abe, Kazuo Omori, Fumio Tsuyama, Hiroshi Nakayama 2017-10-10
7426493 Electronic money system and electronic money terminal Fumio Kubono, Hiroshi Abe, Kazuo Omori, Fumio Tsuyama, Hiroshi Nakayama 2008-09-16
4935815 Scanconverter system with superimposing apparatus Takahiro Ichikawa, Mitsunobu Fujikawa 1990-06-19