Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11760063 | Roughened nickel-plated sheet | Etsuro TSUTSUMI, Toshifumi KOYANAGI, Koh Yoshioka | 2023-09-19 |
| 11732376 | Roughened plated sheet | Hiroki YANAGA, Etsuro TSUTSUMI, Masashi Ichishima, Toshifumi KOYANAGI, Koh Yoshioka | 2023-08-22 |