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Kiyoshi Hanafusa
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Plate shaped battery pack and portable radio terminal
Patent number
6,844,105
Issue date
Jan 18, 2005
Mitsubishi Denki Kabushiki Kaisha
Kiyoshi Hanafusa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Battery and portable device
Patent number
6,805,992
Issue date
Oct 19, 2004
Mitsubishi Denki Kabushiki Kaisha
Kiyoshi Hanafusa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Battery and process for examining battery
Patent number
6,703,162
Issue date
Mar 9, 2004
Mitsubishi Denki Kabushiki Kaisha
Hisashi Shiota
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Battery protective circuit with current-amount control circuit
Patent number
6,630,815
Issue date
Oct 7, 2003
Mitsubishi Denki Kabushiki Kaisha
Kiyoshi Hanafusa
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Plate-shaped battery and battery apparatus
Patent number
6,531,246
Issue date
Mar 11, 2003
Mitsubishi Denki Kabushiki Kaisha
Kiyoshi Hanafusa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Cell protective circuit
Patent number
6,462,515
Issue date
Oct 8, 2002
Mitsubishi Denki Kabushiki Kaisha
Kiyoshi Hanafusa
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
Power-Supply Unit
Publication number
20070229022
Publication date
Oct 4, 2007
MITSUBISHI ELECTRIC CORPORATION
Kiyoshi Hanafusa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Plate shaped battery pack and portable radio terminal
Publication number
20040161664
Publication date
Aug 19, 2004
Mitsubishi Denki Kabushiki Kaisha (a corporation of Japan)
Kiyoshi Hanafusa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Battery protective circuit
Publication number
20030011345
Publication date
Jan 16, 2003
Mitsubishi Denki Kabushiki Kaisha
Kiyoshi Hanafusa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Plate-shaped battery and battery apparatus
Publication number
20010051298
Publication date
Dec 13, 2001
Mitsubishi Denki Kabushiki Kaisha
Kiyoshi Hanafusa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Battery and process for examining battery
Publication number
20010016279
Publication date
Aug 23, 2001
Mitsubishi Denki Kabushiki Kaisha
Hisashi Shiota
H01 - BASIC ELECTRIC ELEMENTS