Kouji Katou

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Shimotsuga-gun, JP

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Patents Grantslast 30 patents

Information Patent Grant
DC current brushless motor driving apparatus and air conditioner wi...
- Patent number 6,396,225
- Issue date May 28, 2002
- Hitachi, Ltd.
- Toyomitsu Wakui
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
PWM/PAM control mode switching type motor control apparatus, and mo...
- Patent number 6,075,328
- Issue date Jun 13, 2000
- Hitachi, Ltd.
- Yasuo Notohara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Air conditioner
- Patent number 5,929,591
- Issue date Jul 27, 1999
- Hitachi, Ltd.
- Kouji Katou
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...