Inventor
ASAKURA YAMATO
JP17 patents
Patents
17 patentsUS4831324AMay 16, 1989
Method and apparatus for analyzing the electrode inpedance
HITACHI LTD58 citations95
US5398269AMar 14, 1995
Water quality control method and device for nuclear power plant, and nuclear power plant
HITACHI LTD24 citations92
US5377245ADec 27, 1994
Method of operating BWR plant, BWR plant and metal element injecting apparatus
HITACHI LTD26 citations92
US5369674ANov 29, 1994
Plant diagnosis apparatus and method
HITACHI LTD27 citations92
US5715290AFeb 3, 1998
Reactor water control method in BWR power plant, BWR power plant having low radioactivity concentration reactor water and fuel clad tube for BWR
HITACHI LTD28 citations91
US4894202AJan 16, 1990
Method of inhibiting radioactive substances from eluting into cooling water in a nuclear plant and an apparatus therefor
HITACHI LTD23 citations91
US4853638AAug 1, 1989
Water quality control method, and method and apparatus for measuring electrical conductivity used in the water quality control
HITACHI LTD36 citations91
US6487265B1Nov 26, 2002
Treatment method of nuclear reactor internal component
HITACHI LTD17 citations83
US5892805AApr 6, 1999
Boiling water reactor and its operating method
HITACHI LTD18 citations83
US5398268AMar 14, 1995
Nuclear power plant having a water chemistry control system for a primary cooling system thereof and an operation method thereof
HITACHI LTD18 citations73
US4444737AApr 24, 1984
Process for separating and recovering hydrogen isotope
HITACHI LTD11 citations72
US6606368B2Aug 12, 2003
Method of operating nuclear power plant, nuclear power plant, and method of controlling water chemistry of nuclear power plant
HITACHI LTD7 citations71
US5084235AJan 28, 1992
Direct cycle-type atomic power plant with means for suppressing transfer from a liquid phase to a vapor phase of radioactive nitrogen oxides
HITACHI LTD12 citations70
US5132075AJul 21, 1992
Method and apparatus for water chemistry diagnosis of atomic power plant
HITACHI LTD6 citations63
US4704245ANov 3, 1987
Method and apparatus for monitoring break of ion adsorption apparatus
HITACHI LTD3 citations62
US5761263AJun 2, 1998
Nuclear fuel rod and method of manufacturing the same
HITACHI LTD4 citations61
US4395386AJul 26, 1983
Apparatus for isotope exchange reaction
HITACHI LTD5 citations61