Tadashi Kawahara

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
PLL synthesizer that uses a fractional division value
- Patent number 6,829,318
- Issue date Dec 7, 2004
- Renesas Technology Corp.
- Tadashi Kawahara
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Fractional-frequency-modulation PLL synthesizer that suppresses spu...
- Patent number 6,734,739
- Issue date May 11, 2004
- Mitsubishikdenki Kabushiki Kaisha
- Tadashi Kawahara
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Radio frequency circuit with integrated elements and method of manu...
- Patent number 6,044,255
- Issue date Mar 28, 2000
- Mitsubishi Denki Kabushiki Kaisha
- Noriharu Suematsu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Amplifying circuit
- Patent number 6,005,441
- Issue date Dec 21, 1999
- Mitsubishi Denki Kabushiki Kaisha
- Tadashi Kawahara
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
Fractional-frequency-modulation PLL synthesizer that suppresses spu...
- Publication number 20030222723
- Publication date Dec 4, 2003
- Mitsubishi Denki Kabushiki Kaisha
- Tadashi Kawahara
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Phased locked loop frequency synthesizer that uses division value b...
- Publication number 20020097825
- Publication date Jul 25, 2002
- Tadashi Kawahara
- H03 - BASIC ELECTRONIC CIRCUITRY