Inventor
OGATA HARUHIKO
JP3 patents
Patents
3 patentsUS5322542AJun 21, 1994
Method of and apparatus for chamfering edge of glass vessel
TOYO GLASS CO LTD13 citations65
US5376597ADec 27, 1994
Lead-free glass composition having properties similar to lead crystal glass
TOYO GLASS CO LTD2 citations57
US5332411AJul 26, 1994
Glass article cutting method
TOYO GLASS CO LTD5 citations54