Inventor
KAJIWARA TOSHIYUKI
JP49 patents
⚠️ This page may combine multiple inventors who share the name “KAJIWARA TOSHIYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
46 patentsUS5634257AJun 3, 1997
Hot strip rolling plant and method directly combined with continuous casting
HITACHI LTD78 citations95
US4369646AJan 25, 1983
Rolling mill and method for rolling a sheet material
HITACHI LTD35 citations93
US4123011AOct 31, 1978
Coil unwind and wind-up method and apparatus therefor
HITACHI LTD34 citations93
US6116073ASep 12, 2000
Cluster type multi-roll rolling mill and rolling method
HITACHI LTD20 citations92
US5768927AJun 23, 1998
Rolling mill, hot rolling system, rolling method and rolling mill revamping method
HITACHI LTD23 citations92
US5666837ASep 16, 1997
Rolling mill and method of using the same
HITACHI LTD23 citations92
US5234154AAug 10, 1993
Method and apparatus for joining hot strips
HITACHI LTD30 citations92
US5218848AJun 15, 1993
Method and apparatus for correcting a widthwise bend in an end portion of a hot-rolled sheet-shaped product
HITACHI LTD23 citations92
US5121873AJun 16, 1992
Method of and apparatus for joining hot materials to be rolled to each other as well as continuous hot rolling method and system
HITACHI LTD22 citations92
US4706871ANov 17, 1987
Method of continuously hot-rolling steel pieces
HITACHI LTD30 citations92
US4294394AOct 13, 1981
Method of and apparatus for continuously rolling steel slabs
HITACHI LTD35 citations92
US5365764ANov 22, 1994
Cross rolling mill, cross rolling method and cross rolling mill system
HITACHI LTD25 citations91
US3940191AFeb 24, 1976
Multiple-row roller bearing
HITACHI LTD38 citations91
US5636543AJun 10, 1997
Hot steel plate rolling mill system and rolling method
HITACHI LTD35 citations90
US5524465AJun 11, 1996
Work rolls crossing type mill, rolling system and rolling method
HITACHI LTD41 citations90
US6286354B1Sep 11, 2001
Rolling mill and rolling method and rolling equipment
HITACHI LTD22 citations89
US5174144ADec 29, 1992
4-high rolling mill
HITACHI LTD33 citations88
US4485132ANov 27, 1984
Method of continuous coating of metallic strip material
HITACHI LTD29 citations87
US4188809AFeb 19, 1980
Apparatus for detecting the shape of a strip
HITACHI LTD33 citations87
US5219114AJun 15, 1993
Continuous hot strip rolling system and method thereof
HITACHI LTD24 citations85
US6213381B1Apr 10, 2001
Method of bonding metal plates, apparatus therefor and hot strip mill
HITACHI LTD15 citations82
US5884832AMar 23, 1999
Method of bonding metal plates, apparatus therefor and hot strip mill
HITACHI LTD17 citations82
US4194382AMar 25, 1980
Rolling mill
HITACHI LTD19 citations82
US4941251AJul 17, 1990
Rollers for rolling mills
HITACHI LTD17 citations81
US4839949AJun 20, 1989
Rollers for rolling mills
HITACHI LTD17 citations81
US5651411AJul 29, 1997
Apparatus for and method of continuous casting
HITACHI LTD10 citations74
US5634510AJun 3, 1997
Integrated manufacturing system
HITACHI LTD9 citations74
US5239851AAug 31, 1993
Rolling method of multi-high rolling mill for obtaining accurate sheet crown
HITACHI LTD7 citations74
US4918965AApr 24, 1990
Multihigh rolling mill
HITACHI LTD12 citations74
US4719784AJan 19, 1988
Roll bending apparatus for rolling mill
HITACHI LTD7 citations74
US6076388AJun 20, 2000
Rolling mill, hot rolling system, rolling method and rolling mill revamping method
HITACHI LTD11 citations73
US5934130AAug 10, 1999
Rolling mill drive apparatus, rolling mill and rolling method
HITACHI LTD10 citations73
US5406817AApr 18, 1995
Rolling mill and rolling method
HITACHI LTD15 citations73
US5119656AJun 9, 1992
Rolling mill with offset work rolls positioned and controlled by support rolls and method of using same
HITACHI LTD9 citations72
US4700312AOct 13, 1987
Method and apparatus for controlling snake motion in rolling mills
HITACHI LTD19 citations71
US4614103ASep 30, 1986
Rolling mill
HITACHI LTD11 citations71
US4537057AAug 27, 1985
Method for RD rolling sheet metal
HITACHI LTD13 citations71
US4036041AJul 19, 1977
Gage control system for rolling mill
HITACHI LTD10 citations71
US6581429B1Jun 24, 2003
Strip wiper device, strip wiping method, rolling mill and rolling method
HITACHI LTD6 citations69
US5463801ANov 7, 1995
Rolling mill coating equipment
HITACHI LTD12 citations69
US5692407ADec 2, 1997
Shape control in a strip rolling mill of cluster type
HITACHI LTD13 citations68
US3943742AMar 16, 1976
Rolling mill
HITACHI LTD15 citations67
US5653137AAug 5, 1997
Five-high rolling mill
HITACHI LTD4 citations63
US5260541ANov 9, 1993
Crop shear apparatus and crop shear equipment
HITACHI LTD4 citations61
US4162627AJul 31, 1979
Rolling mill
HITACHI LTD6 citations61
US4613093ASep 23, 1986
Apparatus for looping belt-like materials
HITACHI LTD3 citations56