Inventor
HASHIGUCHI KOICHI
15 patents
⚠️ This page may combine multiple inventors who share the name “HASHIGUCHI KOICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KAWASAKI STEEL CO
12 patentsUS4830686AMay 16, 1989
Low yield ratio high-strength annealed steel sheet having good ductility and resistance to secondary cold-work embrittlement
KAWASAKI STEEL CO24 citations92
US4770719ASep 13, 1988
Method of manufacturing a low yield ratio high-strength steel sheet having good ductility and resistance to secondary cold-work embrittlement
KAWASAKI STEEL CO27 citations92
US5486243AJan 23, 1996
Method of producing an aluminum alloy sheet excelling in formability
KAWASAKI STEEL CO23 citations91
US4857117AAug 15, 1989
Method of manufacturing a cold-rolled steel sheet having a good deep drawability
KAWASAKI STEEL CO9 citations72
US4292097ASep 29, 1981
High tensile strength steel sheets having high press-formability and a process for producing the same
KAWASAKI STEEL CO8 citations71
US5674627AOct 7, 1997
Aluminum alloy sheet having excellent press formability and spot weldability
KAWASAKI STEEL CO4 citations62
US4974424ADec 4, 1990
Method and system for cooling strip
KAWASAKI STEEL CO4 citations62
US4709557ADec 1, 1987
Method and system for cooling strip
KAWASAKI STEEL CO2 citations62
US5076549ADec 31, 1991
Continuous dip-plating apparatus for steel strip
KAWASAKI STEEL CO2 citations61
US5127966AJul 7, 1992
Method of producing hot-dip galvannealed steel sheet free of ti white-stripe defects
KAWASAKI STEEL CO2 citations60
US4931106AJun 5, 1990
Hot rolled steel sheet having high resistances against secondary-work embrittlement and brazing embrittlement and adapted for ultra-deep drawing and a method for producing the same
KAWASAKI STEEL CO4 citations59
US5074934ADec 24, 1991
Flexible hot rolled steel sheets having improved deep drawability
KAWASAKI STEEL CO0 citations51