Keisuke Iijima

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Chikusei, JP

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Patents Grantslast 30 patents

Information Patent Grant
Triple plate feeder—waveguide converter having a square resonance p...
- Patent number 8,253,511
- Issue date Aug 28, 2012
- Hitachi Chemical Co., Ltd.
- Masahiko Oota
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Triplate line-to-waveguide transducer having spacer dimensions whic...
- Patent number 8,188,805
- Issue date May 29, 2012
- Hitachi Chemical Co., Ltd.
- Taketo Nomura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Planar antenna module, triple plate planar, array antenna, and trip...
- Patent number 7,411,553
- Issue date Aug 12, 2008
- Hitachi Chemical Co., Ltd.
- Masahiko Oota
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
TRIPLATE LINE-TO-WAVEGUIDE TRANSDUCER
- Publication number 20100085133
- Publication date Apr 8, 2010
- Taketo Nomura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Planar Antenna Module, Triple Plate Planar Array Antenna, and Tripl...
- Publication number 20080303721
- Publication date Dec 11, 2008
- Masahiko Oota
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Planar Antenna Module, Triple Plate Planar, Array Antenna, and Trip...
- Publication number 20070229380
- Publication date Oct 4, 2007
- Masahiko Oota
- H01 - BASIC ELECTRIC ELEMENTS