Toshitaka Takei

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Battery charger
- Patent number 6,291,965
- Issue date Sep 18, 2001
- Sony Corporation
- Tamiji Nagai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Charging apparatus, secondary battery apparatus, charging system, a...
- Patent number 6,118,255
- Issue date Sep 12, 2000
- Sony Corporation
- Tamiji Nagai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Secondary battery pack
- Patent number 6,066,939
- Issue date May 23, 2000
- Sony Corporation
- Tamiji Nagai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Charging control method and charging control device
- Patent number 6,028,415
- Issue date Feb 22, 2000
- Sony Corporation
- Tamiji Nagai
- G11 - INFORMATION STORAGE
Information Patent Grant
Equipment and method for transmitting electric power
- Patent number 5,991,170
- Issue date Nov 23, 1999
- Sony Corporation
- Tamiji Nagai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Charger system switchably connects a smoothing capacitor and resist...
- Patent number 5,982,153
- Issue date Nov 9, 1999
- Sony Corporation
- Tamiji Nagai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Battery charger and battery charging method
- Patent number 5,982,151
- Issue date Nov 9, 1999
- Sony Corporation
- Tamiji Nagai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Cell evaluating method and cell evaluating apparatus
- Patent number 5,945,805
- Issue date Aug 31, 1999
- Sony Corporation
- Toshitaka Takei
- G01 - MEASURING TESTING
Information Patent Grant
Battery device and electronic equipment employing the battery devic...
- Patent number 5,626,979
- Issue date May 6, 1997
- Sony Corporation
- Hidero Mitsui
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Battery cartridge having a recess for detecting misuse and/or reces...
- Patent number 5,415,947
- Issue date May 16, 1995
- Sony Corporation
- Hidero Mitsui
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Battery pack with temperature detecting element and battery charger...
- Patent number 5,248,927
- Issue date Sep 28, 1993
- Sony Corporation
- Toshitaka Takei
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Toshitaka Takei

Person

Patents Grantslast 30 patents

Battery charger

Charging apparatus, secondary battery apparatus, charging system, a...

Secondary battery pack

Charging control method and charging control device

Equipment and method for transmitting electric power

Charger system switchably connects a smoothing capacitor and resist...

Battery charger and battery charging method

Cell evaluating method and cell evaluating apparatus

Battery device and electronic equipment employing the battery devic...

Battery cartridge having a recess for detecting misuse and/or reces...

Battery pack with temperature detecting element and battery charger...