Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10738366 | Electric-resistance welded steel pipe | Hideki Hamatani, Masakazu Ozaki, Takaaki Fukushi, Takuya Asano | 2020-08-11 |
| 10702902 | Method of manufacturing flaring-processed metal pipe | Shohei Tamura, Masaaki Mizumura | 2020-07-07 |
| 10618363 | Torsion beam manufacturing method and torsion beam manufacturing apparatus | Masaaki Mizumura | 2020-04-14 |