Eiji Takagi

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Yokosuka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Microwave semiconductor device having coplanar waveguide and micro-...
- Patent number 6,455,880
- Issue date Sep 24, 2002
- Kabushiki Kaisha Toshiba
- Naoko Ono
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Ultra high frequency radio communication apparatus
- Patent number 5,898,909
- Issue date Apr 27, 1999
- Kabushiki Kaisha Toshiba
- Kunio Yoshihara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wiring board for high-frequency signals and semiconductor module fo...
- Patent number 5,764,119
- Issue date Jun 9, 1998
- Kabushiki Kaisha Toshiba
- Takeshi Miyagi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device for ultrahigh frequency band and semiconductor...
- Patent number 5,631,809
- Issue date May 20, 1997
- Kabushiki Kaisha Toshiba
- Eiji Takagi
- H01 - BASIC ELECTRIC ELEMENTS