Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11085120 | Stainless steel sheet for fuel cell separators and production method therefor | Shin Ishikawa | 2021-08-10 |
| 10930940 | Stainless steel sheet for fuel cell separators, and production method therefor | Shin Ishikawa | 2021-02-23 |