Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10196702 | Electric resistance welded steel pipe for oil well | Takaaki Fukushi, Hideki Hamatani, Masakazu Ozaki | 2019-02-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10196702 | Electric resistance welded steel pipe for oil well | Takaaki Fukushi, Hideki Hamatani, Masakazu Ozaki | 2019-02-05 |