Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9512331 | Surface treatment agent for zinc or zinc alloy coated steel sheet, zinc or zinc alloy coated steel sheet, and method of producing the steel sheet | Toru Imokawa, Takahiro Kubota, Etsuo Hamada, Masayasu Nagoshi | 2016-12-06 |
| 9358581 | Hot-dip galvanized steel sheet and method for producing the same | Rie Kaneko, Takahiro Kubota | 2016-06-07 |