Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6939819 | Glass ceramic composition | Hiroshi Usui, Kazunari Watanabe, Yumi Okuyama, Yasuko Osaki, Katsuyoshi NAKAYAMA | 2005-09-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6939819 | Glass ceramic composition | Hiroshi Usui, Kazunari Watanabe, Yumi Okuyama, Yasuko Osaki, Katsuyoshi NAKAYAMA | 2005-09-06 |