Jea Sik Ryoo

Follow

Person

Gyeonggi-do, KR

People

Patents Grantslast 30 patents

Information Patent Grant
Porous sheet and method for manufacturing the porous sheet
- Patent number 8,876,994
- Issue date Nov 4, 2014
- Samsung Electro-Mechanics Co., Ltd.
- Jun Hwan Yoo
- B32 - LAYERED PRODUCTS

Patents Applicationslast 30 patents

Information Patent Application
POROUS SHEET AND METHOD FOR MANUFACTURING THE POROUS SHEET
- Publication number 20140235130
- Publication date Aug 21, 2014
- Samsung Electro-Mechanics Co., Ltd.
- Jun Hwan YOO
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Application
POROUS SHEET AND METHOD FOR MANUFACTURING THE POROUS SHEET
- Publication number 20130078882
- Publication date Mar 28, 2013
- Samsung Electro-Mechanics CO., LTD.
- Jun Hwan YOO
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING