Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12270109 | Surface-treated steel sheet and method for manufacturing the same | Yuji Nakano, Koh Yoshioka | 2025-04-08 |
| 11242591 | Surface-treated metal plate, cell container, and cell | Yuji Nakano, Koh Yoshioka | 2022-02-08 |
| 10910607 | Method for producing surface-treated steel sheet for battery containers and surface-treated steel sheet for battery containers | Eiji Okamatsu, Yuji Nakano | 2021-02-02 |
| 9926641 | Method of manufacturing metal sheet having alloy plated layer | Takashi Kunihiro, Eiji Okamatsu | 2018-03-27 |