Yoshio Tsutsui

Person

Katsuta, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Electric power converting apparatus
- Patent number 5,587,891
- Issue date Dec 24, 1996
- Hitachi, Ltd.
- Kiyoshi Nakata
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Power converter
- Patent number 5,535,114
- Issue date Jul 9, 1996
- Hitachi, Ltd.
- Akira Horie
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Inverter control apparatus
- Patent number 5,532,569
- Issue date Jul 2, 1996
- Hitachi, Ltd.
- Tokunosuke Tanamachi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Multilevel inverter having voltage dividing capacitors distributed...
- Patent number 5,481,448
- Issue date Jan 2, 1996
- Hitachi, Ltd.
- Kiyoshi Nakata
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electric power converting apparatus
- Patent number 5,467,262
- Issue date Nov 14, 1995
- Hitachi, Ltd.
- Kiyoshi Nakata
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Power converter
- Patent number 5,461,556
- Issue date Oct 24, 1995
- Hitachi, Ltd.
- Akira Horie
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Multi-series inverter arrangement
- Patent number 5,400,242
- Issue date Mar 21, 1995
- Hitachi, Ltd.
- Takeshi Ando
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electric power converter arrangement and electric rolling stock con...
- Patent number 5,375,050
- Issue date Dec 20, 1994
- Hitachi, Ltd.
- Kiyoshi Nakata
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Inverter control apparatus
- Patent number 5,250,890
- Issue date Oct 5, 1993
- Hitachi, Ltd.
- Tokunosuke Tanamachi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power conversion system
- Patent number 5,177,677
- Issue date Jan 5, 1993
- Hitachi, Ltd.
- Kiyoshi Nakata
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Control system for maintaining traction of rolling stock
- Patent number 4,701,682
- Issue date Oct 20, 1987
- Hitachi, Ltd.
- Tetsuji Hirotsu
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Control system for an electric locomotive having AC to DC converters
- Patent number 4,700,283
- Issue date Oct 13, 1987
- Hitachi, Ltd.
- Yoshio Tsutsui
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Electric power converter apparatus for an a.c. electric rolling stock
- Patent number 4,245,291
- Issue date Jan 13, 1981
- Hitachi, Ltd.
- Yoshio Tsutsui
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Yoshio Tsutsui

Person

Patents Grantslast 30 patents

Electric power converting apparatus

Power converter

Inverter control apparatus

Multilevel inverter having voltage dividing capacitors distributed...

Electric power converting apparatus

Power converter

Multi-series inverter arrangement

Electric power converter arrangement and electric rolling stock con...

Inverter control apparatus

Power conversion system

Control system for maintaining traction of rolling stock

Control system for an electric locomotive having AC to DC converters

Electric power converter apparatus for an a.c. electric rolling stock