YF

Yoshibumi Fukuda

HC Hitachi Construction Machinery Co.: 1 patents #51 of 148Top 35%
Overall (2025): #161,824 of 469,880Top 35%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12221774 Operation record analysis system for construction machine Takuya Naka, Masatsugu Arai, Koutarou Masuda 2025-02-11