Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12371800 | Pickling apparatus and pickling method | Naohiko Matsuda, Takashi Nakano, Yuki Maehashi, Shinji Namba, Masashi Yoshikawa +2 more | 2025-07-29 |
| 12139797 | Acid solution preparation device, acid solution supply apparatus, and pickling facility | Kosei Tsuji, Takahiro Yagi, Masashi Yoshikawa, Hideaki Takatani, Toyoaki Yasui +1 more | 2024-11-12 |
| 12091757 | Method for pickling steel plate and pickling apparatus | Kosei Tsuji, Masashi Yoshikawa, Takuya Hirata | 2024-09-17 |
| 11814736 | Pickling facility and operation method of pickling facility | Kosei Tsuji, Masashi Yoshikawa, Shinji Nanba | 2023-11-14 |
| 11162177 | Pickling device | Kosei Tsuji, Hideaki Suemori, Koichi Nakamura | 2021-11-02 |
| 10711353 | Pickling device and pickling pause operation method | Kosei Tsuji, Hideaki Suemori, Koichi Nakamura | 2020-07-14 |