Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4983263 | Zincate type zinc alloy electroplating bath | Yoshizumi Yasuda, Nobuaki Wada, Yukio Suzuki | 1991-01-08 |
| 4393120 | Plastic coated with golden evaporated film | Hiroyuki Furuta, Akira Kawamoto | 1983-07-12 |