Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6633487 | Method for manufacturing hybrid circuit board | Akihiko Toyoshima | 2003-10-14 |
| 6523257 | Method for forming fine through hole conduction portion of circuit board | Katsunori Kokubun, Toshiyuki Tsukahara | 2003-02-25 |