Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11136659 | Surface-treated steel material | Toshiaki Sakamoto, Yoichi Tozaki, Hiromasa Nomura, Hideaki Nasu | 2021-10-05 |
| 9353270 | Surface-treated metal and method for producing same | Takao Kanai, Yuji Kubo, Yoshio Kimata, Hiroshi Kanai, Hiromasa Nomura | 2016-05-31 |