Inventor

SHIMIZU KATSUSHIGE

JP2 patents

Patents

2 patents

US11359271B2Jun 14, 2022

Nitriding treatment method of steel member

DOWA THERMOTECH CO LTD0 citations54

US11242592B2Feb 8, 2022

Continuous nitriding treatment furnace and continuous nitriding treatment method

DOWA THERMOTECH CO LTD0 citations40