ME

Masanori Ezawa

HC Hitachi Construction Machinery Co.: 4 patents #303 of 1,234Top 25%
📍 Tsuchiura, JP: #171 of 519 inventorsTop 35%
Overall (All Time): #1,224,429 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8589038 Hydraulic drive apparatus for construction equipment Naoki Hagiwara, Tsuyoshi Nakamura, Kensuke Sato, Yasuo Okano, Kouji Ishikawa 2013-11-19
8459014 Mounting structure for NOx reduction device for construction machine Shohei Kamiya, Kazunori Nakamura 2013-06-11
8429904 Working machine Kazuhiro Shibamori, Kazunori Nakamura, Kouji Ishikawa, Yoichi Kowatari, Hidenobu Tsukada +1 more 2013-04-30
8365518 Construction machine Shouhei Kamiya, Takashi Hirose, Yasushi Arai 2013-02-05