Inventor

KUZUMI HIROSHI

JP2 patents

Patents

2 patents

US11060610B2Jul 13, 2021

Multistage shaft sealing apparatus and rotary machine

MITSUBISHI HEAVY IND LTD0 citations47

US10311984B2Jun 4, 2019

Shaft sealing structure and reactor coolant pump

MITSUBISHI HEAVY IND LTD0 citations36