Inventor

OH SEUNGHYE

KR2 patents

Patents

2 patents

US10071324B2Sep 11, 2018

Backwashing fluid discharge apparatus and filter unit

HYUN DAI HEAVY IND CO LTD1 citations42

US10058804B2Aug 28, 2018

Filter device

HYUN DAI HEAVY IND CO LTD0 citations31