Inventor
SHIMIZU TASUKU
JP23 patents
⚠️ This page may combine multiple inventors who share the name “SHIMIZU TASUKU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
17 patentsUS5134368AJul 28, 1992
Apparatus for magnetically detecting degradation of metal material using superconductor sensor system and reference material data comparison
HITACHI LTD22 citations92
US5059903AOct 22, 1991
Method and apparatus utilizing a magnetic field for detecting degradation of metal material
HITACHI LTD33 citations92
US4987367AJan 22, 1991
Method and apparatus for predicting deterioration of a member constituting a part of equipment
HITACHI LTD31 citations92
US4764970AAug 16, 1988
Method and apparatus for detecting cracks
HITACHI LTD41 citations92
US4426718AJan 17, 1984
X-Ray diffraction apparatus
HITACHI LTD36 citations92
US5414356AMay 9, 1995
Fluxmeter including squid and pickup coil with flux guiding core and method for sensing degree of deterioration of an object
HITACHI LTD41 citations91
US4678571AJul 7, 1987
Water purifier
HITACHI LTD25 citations90
US4572868AFeb 25, 1986
Anti-corrosive sealing tape
HITACHI LTD24 citations80
US4505763AMar 19, 1985
Heat-treating method of weld portion of piping system and heating coil for the heat treatment
HITACHI LTD22 citations79
US4288677ASep 8, 1981
Welding method of turbine diaphragm
HITACHI LTD23 citations78
US5110537AMay 5, 1992
Water quality inspection method and apparatus therefor
HITACHI LTD7 citations74
US4687625AAug 18, 1987
Piping of nuclear reactor containment vessel
HITACHI LTD7 citations74
US4404682ASep 13, 1983
Method for foreseeing residual life of structural member making use of X-ray
HITACHI LTD13 citations74
US4402227ASep 6, 1983
Method of determining fatigue life of metals
HITACHI LTD12 citations74
US4731131AMar 15, 1988
Method of subjecting welded structure to heat treatment
HITACHI LTD15 citations72
US4772336ASep 20, 1988
Method of improving residual stress in circumferential weld zone
HITACHI LTD8 citations70
US4770046ASep 13, 1988
Method of and system for assessing the safety of shrinkage fitted type rotor
HITACHI LTD2 citations61
TOKYO SEIMITSU CO LTD
5 patentsUS11504869B2Nov 22, 2022
Workpiece processing device and method
TOKYO SEIMITSU CO LTD2 citations70
US11472055B2Oct 18, 2022
Workpiece processing device and method
TOKYO SEIMITSU CO LTD2 citations70
US12474164B2Nov 18, 2025
Alignment method, shape measuring method and shape measuring apparatus
TOKYO SEIMITSU CO LTD0 citations62
US11964361B2Apr 23, 2024
Workpiece processing device and method
TOKYO SEIMITSU CO LTD0 citations60
US11571785B2Feb 7, 2023
Workpiece processing device and method
TOKYO SEIMITSU CO LTD0 citations60