Issued Patents All Time
Showing 1–8 of 8 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 | Nobue Fujibayashi, Takahiro Kubota, Etsuo Hamada, Masayasu Nagoshi | 2016-12-06 |
| 9200165 | Surface treatment liquid for zinc or zinc alloy coated steel sheet, zinc or zinc alloy-coated steel sheet, and method for manufacturing the same | Takahiro Kubota, Etsuo Hamada, Masayasu Nagoshi | 2015-12-01 |
| 6699592 | Galvannealed steel sheet and method for manufacturing the same | Shoichiro Taira, Yoshiharu Sugimoto, Junichi Inagaki, Shuji Nomura, Michitaka Sakurai +7 more | 2004-03-02 |
| 6129995 | Zinciferous coated steel sheet and method for producing the same | Satoshi Hashimoto, Michitaka Sakurai, Takayuki Urakawa, Junichi Inagaki, Masaru Sagiyama | 2000-10-10 |
| 5861218 | Zinciferous plated steel sheet and method for manufacturing same | Michitaka Sakurai, Akira Hiraya, Junichi Inagaki, Takayuki Urakawa, Satoshi Hashimoto +2 more | 1999-01-19 |
| 5849423 | Zinciferous plated steel sheet and method for manufacturing same | Takayuki Urakawa, Michitaka Sakurai, Jun Inagaki, Masaaki Yamashita, Shuji Nomura | 1998-12-15 |
| 5810991 | Zinc-electroplated steel sheet and method thereof | Takayuki Urakawa, Hideharu Koga, Toyofumi Watanabe | 1998-09-22 |
| 5650238 | Zinc-electroplated steel sheet | Takayuki Urakawa, Hideharu Koga, Toyofumi Watanabe | 1997-07-22 |