Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10071408 | Precursor detection method and precursor detection device of stick-slip phenomenon, and method for cold-drawing pipe or tube using precursor detection method | — | 2018-09-11 |
| 9938602 | Production method and production facility of metal pipe | Shunichi Otsuka, Kazuhiro Uchida, Masami Sakiyama, Tsutomu Shima | 2018-04-10 |