| 申请日期 | 2025-06-27 | 申请号 | US11592158 |
| 公开（公告）号 | US20070044514A1 | 公开（公告）日 | 2007-03-01 |
| 公开国别 | US | 申请人省市代码 | 全国 |
| 申请人 | NAITOU TAKASHI; MIYATA MOTOYUKI; AKATA HIROYUKI; SAWAI YUICHI; SHIONO OSAMU; HIRANO TATSUMI; YAMAMOTO HIROKI; MOMOSE HIDETO; MIWA TAKAO; KOZONO YUZO | ||
| 简介 | The present invention is envisioned to provide a high-strength glass which is applicable to the objective of size and weight reduction. A layer containing a rare earth element in a high concentration is formed at a glass portion close to a surface (superficial portion) which is shallow in depth from an outermost surface of the glass which contains a rare earth element. | ||
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