FK

Fujio Koizumi

KS Kobe Steel: 2 patents #616 of 1,773Top 35%
Overall (All Time): #2,000,400 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9267183 Wire with excellent suitability for drawing and process for producing the same Takuya Kochi, Shogo Murakami, Shoji Miyazaki, Ken Ishida, Masao Toyama 2016-02-23
8382918 Steel wire material for spring and its producing method Nao Yoshihara, Hirokazu Inoue, Katsuya Takaoka, Shoji Miyazaki, Sayaka Nagamatsu 2013-02-26