Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9540704 | Method of making quenched and tempered steel pipe with high fatigue life | Masaru Fujihara | 2017-01-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9540704 | Method of making quenched and tempered steel pipe with high fatigue life | Masaru Fujihara | 2017-01-10 |