Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10138558 | Pretreatment agent for electroless plating, and pretreatment and production of printed wiring board using same | Yoshikazu Saijo, Hisamitsu Yamamoto, Takuya Komeda, Masayuki Utsumi | 2018-11-27 |
| 8828131 | Catalyst application solution, electroless plating method using same, and direct plating method | Hisamitsu Yamamoto | 2014-09-09 |
| 4668226 | Injection needle assembly for endoscope | Katumi Omata | 1987-05-26 |