YO

Yoshinori Ookura

HC Hitachi Construction Machinery Co.: 2 patents #502 of 1,234Top 45%
Overall (All Time): #1,964,729 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10089873 Vehicle travel route control system and fleet management server Ryota Yamasaki, Tomoyuki Hamada, Tsutomu Yamada 2018-10-02
9473885 Fleet management server, onboard terminal equipment, and fleet management system Ryota Yamasaki, Tsutomu Yamada, Tomoyuki Hamada, Hidefumi Ishimoto 2016-10-18