RA

Ryoichi Akiyama

Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
SC Stanley Electric Co.: 1 patents #550 of 1,072Top 55%
📍 Kagoshima, JP: #152 of 469 inventorsTop 35%
Overall (All Time): #1,938,766 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10305913 Authentication control device and authentication control method Kan Yamamoto, Ryohei Morishita, Hiroyoshi Kasai, Norie Tachibana, Norihiko Igarashi +1 more 2019-05-28
4792857 Liquid crystal television 1988-12-20