Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6414247 | Glass ceramic board | Hideaki Nakai, Hirofumi Sunahara | 2002-07-02 |
| 6395118 | Method for manufacturing ceramic substrate and non-fired ceramic substrate | Hirofumi Sunahara | 2002-05-28 |