Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10139033 | Resin coating layer and life-extension method for piping | Hideaki Sakurai, Seiji Kagawa, Takuya Okamoto | 2018-11-27 |
| 10024609 | Steel covering layer and method of surface treatment of heat transfer tube | Hideaki Sakurai, Seiji Kagawa, Takuya Okamoto | 2018-07-17 |