Seiitsu Nigawara

Person

Hitachi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for displaying operating procedure
- Patent number 5,771,043
- Issue date Jun 23, 1998
- Hitachi, Ltd.
- Seiitsu Nigawara
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Knowledge data base processing system and expert system
- Patent number 5,493,729
- Issue date Feb 20, 1996
- Hitachi, Ltd.
- Seiitsu Nigawara
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Apparatus for interrupting supply of power from power system to por...
- Patent number 5,436,511
- Issue date Jul 25, 1995
- Hitachi, Ltd.
- Seiitsu Nigawara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Knowledge information generating system
- Patent number 5,414,798
- Issue date May 9, 1995
- Hitachi, Ltd.
- Seiitsu Nigawara
- G05 - CONTROLLING REGULATING
Information Patent Grant
Control system for plant
- Patent number 5,410,883
- Issue date May 2, 1995
- Hitachi, Ltd.
- Seiitsu Nigawara
- G05 - CONTROLLING REGULATING
Information Patent Grant
Control system for an industrial plant, a display device for such a...
- Patent number 5,353,400
- Issue date Oct 4, 1994
- Hitachi, Ltd.
- Seiitsu Nigawara
- G07 - CHECKING-DEVICES
Information Patent Grant
Neural network state diagnostic system for equipment
- Patent number 5,333,240
- Issue date Jul 26, 1994
- Hitachi, Ltd.
- Hiroshi Matsumoto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Process control system and power plant process control system
- Patent number 5,305,230
- Issue date Apr 19, 1994
- Hitachi, Ltd.
- Hiroshi Matsumoto
- G05 - CONTROLLING REGULATING
Information Patent Grant
Distributed plant control system
- Patent number 5,258,652
- Issue date Nov 2, 1993
- Hitachi, Ltd.
- Seiitsu Nigawara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Data input system
- Patent number 5,249,260
- Issue date Sep 28, 1993
- Hitachi, Ltd.
- Seiitsu Nigawara
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System for monitoring operating state of devices according to their...
- Patent number 5,095,365
- Issue date Mar 10, 1992
- Hitachi, Ltd.
- Masao Takatoo
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Safeguard arrangement for plant
- Patent number 5,012,766
- Issue date May 7, 1991
- Hitachi, Ltd.
- Seiitsu Nigawara
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Voice message announcing method and system for plant
- Patent number 4,914,705
- Issue date Apr 3, 1990
- Hitachi, Ltd.
- Seiitsu Nigawara
- G08 - SIGNALLING
Information Patent Grant
Safeguard arrangement for plant
- Patent number 4,905,632
- Issue date Mar 6, 1990
- Hitachi, Ltd.
- Seiitsu Nigawara
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Controller for heat power plant
- Patent number 4,707,778
- Issue date Nov 17, 1987
- Hitachi, Ltd.
- Hiroshi Yamada
- F22 - STEAM GENERATION
Information Patent Grant
Method of controlling operation of thermoelectric power station
- Patent number 4,558,227
- Issue date Dec 10, 1985
- Hitachi, Ltd.
- Sadao Yanada
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Seiitsu Nigawara

Person

Patents Grantslast 30 patents

Method and apparatus for displaying operating procedure

Knowledge data base processing system and expert system

Apparatus for interrupting supply of power from power system to por...

Knowledge information generating system

Control system for plant

Control system for an industrial plant, a display device for such a...

Neural network state diagnostic system for equipment

Process control system and power plant process control system

Distributed plant control system

Data input system

System for monitoring operating state of devices according to their...

Safeguard arrangement for plant

Voice message announcing method and system for plant

Safeguard arrangement for plant

Controller for heat power plant

Method of controlling operation of thermoelectric power station