Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6294743 | Multilayer print circuit board and the production method of the multilayer print circuit board | — | 2001-09-25 |
| 6294744 | Multilayer print circuit board and the production method of the multilayer print circuit board | — | 2001-09-25 |
| 6127633 | Multilayer print circuit board having a blind hole in an insulation layer with a roughened surface formed by application of an oxidizing agent and method of production | — | 2000-10-03 |