Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10300513 | Piercing plug and manufacturing method of piercing plug | Yosuke Tatebayashi, Yasuyoshi Hidaka, Yasuto Higashida, Kouji Nakaike | 2019-05-28 |
| 8082768 | Piercing and rolling plug, method of regenerating such piercing and rolling plug, and equipment line for regenerating such piercing and rolling plug | Yasuyoshi Hidaka, Kazuhiro Shimoda, Kouji Nakaike, Naoya Hirase, Yasuto Higashida +5 more | 2011-12-27 |