Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5277787 | Method of manufacturing printed wiring board | Fusao Birukawa, Tatero Takai | 1994-01-11 |
| 5277929 | Method for masking through holes in manufacturing process of printed circuit board | Kameharu Seki, Isamu Kubo | 1994-01-11 |