WK

Wataru Kurokawa

TC Toyo Seikan Co.: 8 patents #77 of 888Top 9%
TC Toyo Kohan Co.: 6 patents #39 of 295Top 15%
NC Nippon Paint Surf Chemicals Co.: 1 patents #11 of 39Top 30%
Overall (All Time): #559,198 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
10934629 Surface-treated steel sheet, organic resin coated metal container, and method for producing surface-treated steel sheet Kunihiro Yoshimura, Naomi Taguchi, Satoko FUKUTOMI, Munemitsu Hirotsu, Mitsuhide Aihara +1 more 2021-03-02
10858751 Surface-treated steel sheet, process for producing the same and resin-coated surface-treated steel sheet Mitsuhide Aihara, Munemitsu Hirotsu, Kunihiro Yoshimura, Satoko HARADA, Kousuke SASAKI +3 more 2020-12-08
10309028 Method for producing surface-treated steel sheet, surface-treated steel sheet, and organic resin coated metal container Kunihiro Yoshimura, Masanobu Matsubara, Marie SASAKI, Masahiko Matsukawa, Keisuke Yoshida +2 more 2019-06-04
10000858 Bath for surface treatment, method of producing surface-treated steel plate by using the bath for surface treatment, and surface treated steel plate produced by the same method Seitaro Kanazawa, Shinichi Taya, Kunihiro Yoshimura, Naomi Iida, Miwa Iida +1 more 2018-06-19
8822037 Surface-treated steel plate Seitaro Kanazawa, Shinichi Taya, Kunihiro Yoshimura, Naomi Iida, Miwa Iida +1 more 2014-09-02
8551317 Method and apparatus for forming oxide coating Hiroshi Matsubayashi, Mitsuhide Aihara, Masanobu Matsubara, Masatoki Ishida, Norimasa Maida 2013-10-08
8075991 Stainless steel member for a fuel cell Kouki Kinouchi, Shouzou Shintani, Daisuke Imoda, Kenji Yoshihiro, You Yamamori 2011-12-13
7938950 Surface-treated metal material, surface-treating method, resin-coated metal material, metal can and can lid Mitsuhide Aihara 2011-05-10
7749582 Surface-treated metallic material, method of surface treating therefor and resin coated metallic material, metal can and can lid Mitsuhide Aihara 2010-07-06