Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10262412 | Welded state monitoring system and welded state monitoring method | Noboru Hasegawa, Hideki Hamatani, Yoshifumi Karube, Manabu Ueda, Takashi Oosawa | 2019-04-16 |
| 9050681 | Method of production of electric resistance welded steel pipe and high Si or high Cr electric resistance welded steel pipe | Hideki Hamatani, Shinji Kodama, Nobuo Mizuhashi, Sunao Takeuchi, Tomohiro Nakaji +3 more | 2015-06-09 |