Yoshifumi Sato

Follow

Person

Shiga, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Glass composition
- Patent number 7,294,594
- Issue date Nov 13, 2007
- Nippon Electric Glass Co., Ltd.
- Toru Kawamoto
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Glass bubbles for use as fillers in printed circuit board
- Patent number 5,591,684
- Issue date Jan 7, 1997
- Nippon Electric Glass Co., Ltd.
- Shinji Kawachi
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Glass composition for glass bubbles with increased compressive stre...
- Patent number 5,292,690
- Issue date Mar 8, 1994
- Nippon Electric Glass Company, Ltd.
- Shinji Kawachi
- C03 - GLASS MINERAL OR SLAG WOOL

Patents Applicationslast 30 patents

Information Patent Application
Glass composition
- Publication number 20040186000
- Publication date Sep 23, 2004
- Toru Kawamoto
- C03 - GLASS MINERAL OR SLAG WOOL