Yu Mitsui

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Fujisawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Gateway device, optical network terminal, and passive optical netwo...
- Patent number 8,488,445
- Issue date Jul 16, 2013
- Hitachi, Ltd.
- Masatoshi Takihiro
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Frame forwarding apparatus
- Patent number 8,040,872
- Issue date Oct 18, 2011
- Hitachi, Ltd.
- Toshiyuki Saito
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
FRAME FORWARDING APPARATUS
- Publication number 20100002702
- Publication date Jan 7, 2010
- Toshiyuki Saito
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
GATEWAY DEVICE, OPTICAL NETWORK TERMINAL, AND PASSIVE OPTICAL NETWO...
- Publication number 20080298799
- Publication date Dec 4, 2008
- Masatoshi Takihiro
- H04 - ELECTRIC COMMUNICATION TECHNIQUE