Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9938602 | Production method and production facility of metal pipe | Shunichi Otsuka, Kazuhiro Uchida, Takuya HANADA, Tsutomu Shima | 2018-04-10 |
| 8651382 | Two-dimensional code reading device, two-dimensional code reading method, method of controlling manufacturing history information of member having substantially circular section orthogonal to the central axis thereof, and method of manufacturing the member using the control method | Mutsumi Tanida, Masayuki Yoshida | 2014-02-18 |
| 7469565 | Manufacturing method and cleaning equipment for seamless tube | Kouji Nakaike, Yasuyoshi Hidaka, Sumio Iida, Hiroki Kusuda | 2008-12-30 |