Inventor

KUMASAKA Masutaka

JP2 patents

Patents

2 patents

US11640425B2May 2, 2023

Inspection support system for construction machine, management server, and inspection report creation system

HITACHI CONSTRUCTION MACH CO0 citations47

US12530867B2Jan 20, 2026

Action recognition system

HITACHI CONSTRUCTION MACH CO0 citations46