Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5080727 | Metallic material having ultra-fine grain structure and method for its manufacture | Kenji Aihara, Chihiro Hayashi, Takashi Tsukamoto, Nobuhiro Murai | 1992-01-14 |
| 4688411 | Method for continuous drawing of wire rod | Takashi Fukuda, Shigeru Maeda, Hideo Imamura, Kazutosi Ogata, Masahiro Fukuoka | 1987-08-25 |
| 4553416 | Dry type continuous wire drawing process | Chuzoh Sudoh, Satoru Fujii | 1985-11-19 |
| 4545227 | Apparatus for dry type continuous wire drawing | Chuzoh Sudoh, Motoo Asakawa, Hiroshi Nagai, Kenji Aihara | 1985-10-08 |