Hidemasa NARITA

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Sending apparatus, receiving apparatus, and transmission system
- Patent number 8,638,823
- Issue date Jan 28, 2014
- Hitachi, Ltd.
- Hiroshi Takeuchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical communication card and optical transmission device
- Patent number 8,626,001
- Issue date Jan 7, 2014
- Hitachi, Ltd.
- Masafumi Kamakura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical communication card and communication device
- Patent number 8,588,615
- Issue date Nov 19, 2013
- Hitachi, Ltd.
- Masafumi Kamakura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Interface board and optical transmission equipment
- Patent number 8,149,868
- Issue date Apr 3, 2012
- Hitachi, Ltd.
- Hidemasa Narita
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL COMMUNICATION CARD AND OPTICAL TRANSMISSION DEVICE
- Publication number 20120099871
- Publication date Apr 26, 2012
- Hitachi, Ltd.
- Masafumi KAMAKURA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SENDING APPARATUS, RECEIVING APPARATUS, AND TRANSMISSION SYSTEM
- Publication number 20110216783
- Publication date Sep 8, 2011
- Hitachi, Ltd.
- Hiroshi Takeuchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
FAILURE DISPLAY METHOD, FAILURE SETTING DEVICE AND MONITOR CONTROL...
- Publication number 20110182188
- Publication date Jul 28, 2011
- Hitachi, Ltd.
- HIDEMASA NARITA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL COMMUNICATION CARD AND COMMUNICATION DEVICE
- Publication number 20110176812
- Publication date Jul 21, 2011
- Hitachi, Ltd.
- Masafumi KAMAKURA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
INTERFACE BOARD AND OPTICAL TRANSMISSION EQUIPMENT
- Publication number 20080232818
- Publication date Sep 25, 2008
- Hidemasa Narita
- H04 - ELECTRIC COMMUNICATION TECHNIQUE