Issued Patents 2018
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10161047 | Method for treating surface of zinc-aluminum-magnesium alloy-plated steel sheet | Yusuke Miura, Shintaro Nakamura, Tadashi Nakano, Masaya Yamamoto | 2018-12-25 |
| 10125414 | Method of producing hot-dip Zn alloy-plated steel sheet | Atsuo Shimizu, Masanori Matsuno, Masaya Yamamoto | 2018-11-13 |
| 9890461 | Chemical conversion coated plated steel sheet and method for producing same | Masanori Matsuno, Koichiro Ueda, Masaya Yamamoto | 2018-02-13 |
| 9863027 | Black-plated steel sheet | Tadashi Nakano, Masaya Yamamoto | 2018-01-09 |