Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4337089 | Copper-nickel-tin alloys for lead conductor materials for integrated circuits and a method for producing the same | Kiyoshi Murakawa, Toshio Takahashi | 1982-06-29 |
| 4330331 | Electric contact material and method of producing the same | Koichi Fujiwara, Goro Yamauchi, Shigeyuki Tsurumi | 1982-05-18 |