ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,448,312, issued on Oct. 21, was assigned to NIPPON ELECTRIC GLASS Co. LTD. (Shiga, Japan).
"Glass production method" was invented by Nobutoshi Ito (Otsu, Japan), Kazuto Nakatsuka (Otsu, Japan) and Tsubasa Kagai (Otsu, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a glass production method with which oxidation can be suppressed and productivity can be increased. A glass production method according to the present invention includes the steps of: turning a raw material 6 placed in a container 1 into a melt 11; homogenizing the melt 11; removing a gas from the melt 11, wherein at least one of the step of turning the raw material 6 into th...