Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5324370 | Method of manufacturing a multi-layered ceramic circuit board containing layers of reduced dielectric constant | Shigenori Aoki, Masaharu Hida, Kishio Yokouchi | 1994-06-28 |
| 5275889 | Multi-layer wiring board | Kishio Yokouchi, Masato Wakamura, Nobuo Kamehara, Koichi Niwa | 1994-01-04 |