Inventor
KUSABA YOSHIAKI
JP8 patents
Patents
8 patentsUS4958509ASep 25, 1990
Rolling method for parallel-flange steel shapes
SUMITOMO METAL IND7 citations72
US4420961ADec 20, 1983
Method for producing beam blank for universal beam
SUMITOMO METAL IND16 citations72
US5287715AFeb 22, 1994
Method of rolling steel shapes and apparatus therefor
SUMITOMO METAL IND11 citations71
US4669293AJun 2, 1987
Continuous rolling method and continuous rolling mill
SUMITOMO METAL IND5 citations61
US5941114AAug 24, 1999
Rolling apparatus for producing angle from steel strip and method of rolling the angle using the same
SUMITOMO METAL IND6 citations60
US4393679AJul 19, 1983
Method for producing blank for wide flange beam
SUMITOMO METAL IND4 citations60
US5928441AJul 27, 1999
Hot rolling method of steel products and hot rolling roll for steel products
SUMITOMO METAL IND1 citations49
US5409551AApr 25, 1995
Method for minimizing surface roughening of tungsten-containing rolls and other metallic articles
SUMITOMO METAL IND1 citations48