Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9199303 | Metal filling apparatus | Yukitaka Yamaguchi, Toshihiro Hayami, Osamu Imai | 2015-12-01 |
| 4484443 | Control system for superhigh pressure generation circuit | Akira Sakamoto, Ryuji Takahashi | 1984-11-27 |
| 4344801 | Heavy thick high-strength casting having improved weldability and impact properties | Tatsuro Kunitake, Hiroo Ohtani, Seiichi Watanabe, Yoshiro Matsumoto | 1982-08-17 |
| 4242781 | Variable crown sleeve roll | Junichi Kida | 1981-01-06 |