Hiroshi Tachikawa

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Koufu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Power control system for electrical power supply modules
- Patent number 5,594,286
- Issue date Jan 14, 1997
- NEC Corporation
- Hiroshi Tachikawa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power supply control system comprising a plurality of power supply...
- Patent number 5,559,376
- Issue date Sep 24, 1996
- NEC Corporation
- Hiroshi Tachikawa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Parallel operation power supply control system
- Patent number 5,177,372
- Issue date Jan 5, 1993
- NEC Corporation
- Hideharu Yajima
- G05 - CONTROLLING REGULATING