Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5349499 | Immersion cooling coolant and electronic device using this coolant | Mitsutaka Yamada, Nobuo Kamehara, Koichi Niwa | 1994-09-20 |
| 5324370 | Method of manufacturing a multi-layered ceramic circuit board containing layers of reduced dielectric constant | Shigenori Aoki, Hiroshi Kamezaki, Masaharu Hida | 1994-06-28 |
| 5275889 | Multi-layer wiring board | Hiroshi Kamezaki, Masato Wakamura, Nobuo Kamehara, Koichi Niwa | 1994-01-04 |