Masahiro Utsumi

KO Komatsu: 1 patents #53 of 175Top 35%

Overall (2021): #339,883 of 548,734Top 65%

Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
11135912	Dump body and dump truck	—	2021-10-05