Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4682182 | Marking device for pipe | Akihiro Oyama, Yutaka Funyu | 1987-07-21 |
| 4589268 | Method of controlling mill pacing | Takanori FUJIWARA, Yutaka Funyu | 1986-05-20 |
| 4506531 | Control method and apparatus for screwing down reeling rolls | Yutaka Funyu, Fusao Togashi, Toyoji Kanno, Toshikazu Masuda | 1985-03-26 |