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Tsuyoshi Yamada

Ricoh Company: 3 patents #82 of 1,125Top 8%
HC Hitachi Construction Machinery Co.: 1 patents #47 of 149Top 35%
Overall (2022): #37,501 of 548,613Top 7%
4
Patents 2022

Issued Patents 2022

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11396872 Axial piston-type hydraulic rotary machine Yoshitomo Yabuuchi, Naoyuki Okuno 2022-07-26
11315081 Resource reservation system, terminal setting method, and information processing apparatus Natsumi Fujimura 2022-04-26
11272341 Information processing program product, information processing apparatus, and information processing system 2022-03-08
11256559 Error display system, error display method, and information processing apparatus 2022-02-22