YO

Yasuharu Okazaki

HC Hitachi Construction Machinery Tierra Co.: 3 patents #6 of 21Top 30%
📍 Namerikawa, JP: #1 of 4 inventorsTop 25%
Overall (2018): #51,650 of 503,207Top 15%
3
Patents 2018

Issued Patents 2018

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10100495 Hydraulic driving system for construction machine Kiwamu Takahashi, Kazushige Mori, Masamichi Ito, Yoshifumi Takebayashi, Natsuki Nakamura +1 more 2018-10-16
10060451 Hydraulic drive system for construction machine Kiwamu Takahashi, Yasutaka Tsuruga, Kazushige Mori, Yoshifumi Takebayashi, Natsuki Nakamura +1 more 2018-08-28
9976283 Hydraulic drive system for construction machine Yasutaka Tsuruga, Kiwamu Takahashi, Hiroyuki Nobezawa, Kenji Yamada 2018-05-22