Tsutomu Fujii

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Graphical user interface for a display screen
- Patent number D640264
- Issue date Jun 21, 2011
- Hitachi, Ltd.
- Tsutomu Fujii
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Graphical user interface for a display screen
- Patent number D639304
- Issue date Jun 7, 2011
- Hitachi, Ltd.
- Tsutomu Fujii
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Graphic user interface for display for construction machine
- Patent number D549722
- Issue date Aug 28, 2007
- Hitachi Construction Machinery Co., Ltd.
- Eitaro Ito
- D14 - Recording, communication, or information retrieval equipment