Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6797048 | Method for preparing glass-ceramic | Masatoshi Yamazoe, Hirohisa Yamamoto, Teruo Anraku | 2004-09-28 |
| 4377404 | Hermetic glass-to-metal seal and method for making same | Iwao Takinami | 1983-03-22 |