YH

Yoshiya HAMAMACHI

HC Hitachi Construction Machinery Co.: 1 patents #37 of 97Top 40%
Overall (2018): #183,690 of 503,207Top 40%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10087605 Oil properties diagnostic system for work machine Teruo Nakamura, Akira KURASAKO, Hideki Akita, Katsutoshi Hakozaki, Kotaro Ogura 2018-10-02