Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6635592 | Tungsten seal glass for fluorescent lamp | Koichi Hashimoto | 2003-10-21 |
| 6534346 | Glass and glass tube for encapsulating semiconductors | — | 2003-03-18 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6635592 | Tungsten seal glass for fluorescent lamp | Koichi Hashimoto | 2003-10-21 |
| 6534346 | Glass and glass tube for encapsulating semiconductors | — | 2003-03-18 |