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Mitsuyo Nishikawa
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Hitachi, JP
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last 30 patents
Information
Patent Grant
Information transfer system
Patent number
5,408,607
Issue date
Apr 18, 1995
Hitachi, Ltd.
Mitsuyo Nishikawa
G05 - CONTROLLING REGULATING
Information
Patent Grant
Combustion monitor method for multi-burner boiler
Patent number
4,756,684
Issue date
Jul 12, 1988
Hitachi, Ltd.
Mitsuyo Nishikawa
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Combustion control method
Patent number
4,622,922
Issue date
Nov 18, 1986
Hitachi, Ltd.
Hisanori Miyagaki
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Method and apparatus for supervising combustion state
Patent number
4,620,491
Issue date
Nov 4, 1986
Hitachi, Ltd.
Mitsuyo Nishikawa
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Combustion state diagnostic method
Patent number
4,555,800
Issue date
Nov 26, 1985
Hitachi, Ltd.
Mitsuyo Nishikawa
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Method of controlling combustion
Patent number
4,528,918
Issue date
Jul 16, 1985
Hitachi, Ltd.
Yoshio Sato
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Method and apparatus for symptom diagnosis by monitoring vibration...
Patent number
4,437,163
Issue date
Mar 13, 1984
Hitachi, Ltd.
Nobuo Kurihara
G07 - CHECKING-DEVICES
Information
Patent Grant
Method and apparatus for monitoring the shaft vibration of a rotary...
Patent number
4,426,641
Issue date
Jan 17, 1984
Hitachi, Ltd.
Nobuo Kurihara
G01 - MEASURING TESTING
Information
Patent Grant
Method of diagnosing vibration of rotary machine
Patent number
4,352,293
Issue date
Oct 5, 1982
Hitachi, Ltd.
Nobuo Kurihara
G01 - MEASURING TESTING
Information
Patent Grant
Method of controlling operation of rotary machines by diagnosing ab...
Patent number
4,302,813
Issue date
Nov 24, 1981
Hitachi, Ltd.
Nobuo Kurihara
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES