Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5183500 | Electroless plating bath composition and method for production thereof | Keiki Kiyohara, Tadayuki Konishi, Isao Miyatake, Masaji Hamamoto | 1993-02-02 |
| 5135574 | Electroless Pb-Sn alloy plating bath composition | Haruo Konishi, Keiki Kiyohara, Saburo Yonekura, Isao Miyatake | 1992-08-04 |
| 4828657 | Method for production of tin-cobalt, tin-nickel, or tin-lead binary alloy electroplating bath and electroplating bath produced thereby | Haruo Konishi | 1989-05-09 |