Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4602966 | Method for improving the quality of cast ingot in continuous casting | Shingoro Fukuoka, Kaisuke Shiroyama, Kenichiro Muto, Katsuhiko Murota | 1986-07-29 |
| 4290806 | Copper alloy for reliable electrical connection | Tetsuya Umemura, Hiroshi Suzuki, Makoto Tago | 1981-09-22 |
| 4269623 | Copper alloy for reliable electrical connection | Tetsuya Umemura, Hiroshi Suzuki, Takashi Kuroyanagi | 1981-05-26 |