Inventor

KASATORI SHINJI

JP2 patents

Patents

2 patents

US12173767B2Dec 24, 2024

Coil spring jig, coil spring manufacturing method, and coil spring testing method

HITACHI ASTEMO LTD0 citations48

US12097591B2Sep 24, 2024

Method for determining propelling condition for shot medium, and method for manufacturing coil spring

HITACHI ASTEMO LTD0 citations46