Keiji Hatori

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Tsuchiura-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Work support and management system for working machine
- Patent number 7,513,070
- Issue date Apr 7, 2009
- Hitachi Construction Machinery Co., Ltd.
- Hiroshi Ogura
- G07 - CHECKING-DEVICES

Patents Applicationslast 30 patents

Information Patent Application
Work Management System and Working Machine Equipped With the Same
- Publication number 20080091520
- Publication date Apr 17, 2008
- Keiji Hatori
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Work area setting and managing system
- Publication number 20070195011
- Publication date Aug 23, 2007
- Keiji Hatori
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Work support and management system for working machine
- Publication number 20060026101
- Publication date Feb 2, 2006
- Hiroshi Ogura
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING