Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10519558 | Copper sulfate, copper sulfate solution, plating solution, method for producing copper sulfate, method for producing semiconductor circuit board, and method for producing electronic apparatus | Tomota Nagaura | 2019-12-31 |
| 10178775 | Copper foil provided with carrier, laminate, printed wiring board, and method for fabricating printed wiring board | Yoshiyuki Miyoshi, Michiya Kohiki | 2019-01-08 |
| 9955583 | Surface-treated copper foil, copper foil with carrier, substrate, resin substrate, printed wiring board, copper clad laminate and method for producing printed wiring board | Misato Honda, Nobuaki Miyamoto | 2018-04-24 |