YO

Yasuharu Okazaki

HC Hitachi Construction Machinery Co.: 2 patents #7 of 62Top 15%
📍 Namerikawa, JP: #1 of 6 inventorsTop 20%
Overall (2002): #34,829 of 266,432Top 15%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6408622 Hydraulic drive device Yasutaka Tsuruga, Takashi Kanai, Junya Kawamoto, Satoshi Hamamoto, Yukiaki Nagao 2002-06-25
6397591 Hydraulic driving unit Yasutaka Tsuruga, Takashi Kanai, Junya Kawamoto, Kenichiro Nakatani, Kiwamu Takahashi +2 more 2002-06-04