Inventor

MUKAI YOSHIKAZU

JP3 patents

Patents

3 patents

US10229665B2Mar 12, 2019

Porous sound absorbing structure

KOBE STEEL LTD0 citations49

US9453336B2Sep 27, 2016

Porous sound absorbing structure

KOBE STEEL LTD1 citations49

US9564118B2Feb 7, 2017

Sound insulating structure

KOBE STEEL LTD0 citations48