Nobuo Tanaka

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Control system for charging batteries and electronic apparatus usin...
- Patent number RE43911
- Issue date Jan 8, 2013
- Fujitsu Semiconductor Limited
- Kouichi Matsuda
- 320 - Electricity: battery or capacitor charging or discharging
Information Patent Grant
Control system for charging batteries and electronic apparatus usin...
- Patent number RE42114
- Issue date Feb 8, 2011
- Fujitsu Semiconductor Limited
- Kouichi Matsuda
- 320 - Electricity: battery or capacitor charging or discharging
Information Patent Grant
Device and method for charging a secondary battery
- Patent number 6,608,469
- Issue date Aug 19, 2003
- Fujitsu Limited
- Kazuhito Fukuoka
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Pseudo battery pack, battery pack, electronic apparatus, and electr...
- Patent number 6,465,984
- Issue date Oct 15, 2002
- Fujitsu Limited
- Kazuhito Fukuoka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Battery capacity predicting method, battery unit and apparatus usin...
- Patent number 6,020,718
- Issue date Feb 1, 2000
- Fujitsu Limited
- Hidekiyo Ozawa
- G01 - MEASURING TESTING
Information Patent Grant
Control system for charging batteries and electronic apparatus usin...
- Patent number 5,739,667
- Issue date Apr 14, 1998
- Fujitsu Limited
- Kouichi Matsuda
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
Device and method for charging a secondary battery
- Publication number 20030020434
- Publication date Jan 30, 2003
- FUJITSU LIMITED
- Kazuhito Fukuoka
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Pseudo battery pack, battery pack, electronic apparatus, and electr...
- Publication number 20010035735
- Publication date Nov 1, 2001
- Kazuhito Fukuoka
- G06 - COMPUTING CALCULATING COUNTING