RK

Ryuji Kouno

HC Hitachi Construction Machinery Co.: 1 patents #47 of 149Top 35%
Overall (2022): #277,185 of 548,613Top 55%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11396839 Hydraulic drive fan control device Takaaki Tanaka, Masatsugu Arai, Takayuki Sato, Naoki Fukuda, Jun Ikeda 2022-07-26