Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7469565 | Manufacturing method and cleaning equipment for seamless tube | Kouji Nakaike, Yasuyoshi Hidaka, Sumio Iida, Masami Sakiyama | 2008-12-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7469565 | Manufacturing method and cleaning equipment for seamless tube | Kouji Nakaike, Yasuyoshi Hidaka, Sumio Iida, Masami Sakiyama | 2008-12-30 |