Keita Saito

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Hitachinaka-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Battery pack, and assembly of battery pack and motor-driven tool or...
- Patent number 7,759,899
- Issue date Jul 20, 2010
- Hitachi Koki Co., Ltd.
- Hiroyuki Hanawa
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
BATTERY PACK, AND ASSEMBLY OF BATTERY PACK AND MOTOR-DRIVEN TOOL OR...
- Publication number 20080061738
- Publication date Mar 13, 2008
- Hiroyuki Hanawa
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS