Tomohiro Seki

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Yokohama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Antenna device, array antenna device using the antenna device, modu...
- Patent number 7,812,767
- Issue date Oct 12, 2010
- Nippon Telegraph and Telephone Corporation
- Tomohiro Seki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Multi sector antenna
- Patent number 5,912,646
- Issue date Jun 15, 1999
- Nippon Telegraph & Telephone Corporation
- Tomohiro Seki
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Antenna Device, Array Antenna Device Using the Antenna Device, Modu...
- Publication number 20080042917
- Publication date Feb 21, 2008
- Nippon Telegraph and Telephone Corporation
- Tomohiro Seki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Active antenna
- Publication number 20060061511
- Publication date Mar 23, 2006
- PANASONIC MOBILE COMMUNICATIONS CO.,LTD.
- Takashi Enoki
- H01 - BASIC ELECTRIC ELEMENTS