Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6933253 | Alkali-free glass and method for producing the same | Jun Naka, Shinkichi Miwa, Shigeru Yamamoto | 2005-08-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6933253 | Alkali-free glass and method for producing the same | Jun Naka, Shinkichi Miwa, Shigeru Yamamoto | 2005-08-23 |