Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6470712 | Method of changing the surface of a glass substrate containing silver, by using a laser beam | Tadashi Koyama, Keiji Tsunetomo, Kenjiro Hamanaka | 2002-10-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6470712 | Method of changing the surface of a glass substrate containing silver, by using a laser beam | Tadashi Koyama, Keiji Tsunetomo, Kenjiro Hamanaka | 2002-10-29 |