Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7875363 | Surface-treated steel sheet | Kazuhisa Okai, Etsuo Hamada | 2011-01-25 |
| 7527876 | Surface-treated steel sheet | Nobue Fujibayashi, Akira Matsuzaki, Satoru Ando, Takahiro Kubota, Yoshikazu Morohoshi +3 more | 2009-05-05 |