TO

Toshihiko Ooi

NC Nkk Co.: 3 patents #209 of 1,173Top 20%
JS Jfe Steel: 2 patents #578 of 1,401Top 45%
Overall (All Time): #972,897 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
10662516 Hot-dip Al—Zn—Mg—Si coated steel sheet and method of producing same Yohei Sato, Yoichi Tobiyama, Toshiyuki Okuma, Akihiko Furuta, Masahiro Yoshida +3 more 2020-05-26
8389128 High tensile-strength galvanized steel sheet and process for manufacturing high tensile-strength galvanized steel sheet Shusaku Takagi, Hidetaka Kawabe, Kohei Hasegawa, Yasuaki Okita, Michitaka Sakurai 2013-03-05
6610422 Coated steel sheet and method for manufacturing the same Takafumi Yamaji, Keiji Yoshida, Yuichiro Tanaka, Junichi Inagaki, Masaaki Yamashita +5 more 2003-08-26
6315829 Apparatus for hot-dip coating a steel strip Toshio Ishii, Munehiro Ishioka, Akira Hiraya, Seishi Hatakeyama, Nobuyuki Ishida +7 more 2001-11-13
6093452 Continuous hot-dip coating method and apparatus therefor Toshio Ishii, Munehiro Ishioka, Akira Hiraya, Seishi Hatakeyama, Nobuyuki Ishida +7 more 2000-07-25