SY

Sadao Yoshizawa

KC Kotobuki Sangyo Co.: 4 patents #1 of 25Top 4%
KS Kawasaki Steel: 1 patents #889 of 1,922Top 50%
📍 Otofuke, JP: #83 of 546 inventorsTop 20%
Overall (All Time): #1,276,510 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6237387 Entrance roller guide apparatus Toshio Takaoka, Takahiro Miyamoto 2001-05-29
5970772 Positioning control device for guide apparatus Hideo Kunioku 1999-10-26
5412970 Guiding method for steel materials to be rolled and roller guide system therefor Tadashi Kawamura, Yoshiaki Yamaguchi, Shoji Okada, Makoto Endo, Tatsuya Kutsuwada +4 more 1995-05-09
5363682 Four-roller type sizing mill apparatus for producing round steel rods Ryo Takeda, Eisuke Yamanaka, Hidenori Kondo, Kiyoji Ino, Hiroshi Hagihara +2 more 1994-11-15