Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6946415 | Composition for insulating ceramics and insulating ceramics using the same | Osamu Chikagawa, Sadaaki Sakamoto | 2005-09-20 |
| 6878464 | Glass-ceramic composite material and multilayered circuit substrate | Osamu Chikagawa, Yasutaka Sugimoto | 2005-04-12 |