IO

Ichiro Okuyama

Overall (All Time): #1,204,065 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9344802 Information providing system Hiroshi Suzuki, Takashige Tsukuma, Yoshimaru Maruno 2016-05-17
9137243 Authentication system and authentication method Hiroshi Suzuki, Takashige Tsukuma, Yoshimaru Maruno, Hiroaki Matsushima 2015-09-15
8594340 Transmitter Tomio Takara, Hiroshi Suzuki, Takashige Tsukuma, Yoshimaru Maruno 2013-11-26
8494176 Information providing system Hiroshi Suzuki, Takashige Tsukuma, Yoshimaru Maruno 2013-07-23