Shigeru Watanabe

Person

Mitaka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Linear RF power amplifier with frequency-selectable impedance matching
- Patent number 8,253,496
- Issue date Aug 28, 2012
- Micro Mobio Corporation
- Ikuroh Ichitsubo
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Matrix power amplifiers for high speed wireless applications
- Patent number 8,189,713
- Issue date May 29, 2012
- Micro Mobio Corporation
- Inui Shinsuke
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Microwave semiconductor variable attenuation circuit
- Patent number 6,448,866
- Issue date Sep 10, 2002
- Kabushiki Kaisha Toshiba
- Shigeru Watanabe
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
High frequency power divider and high frequency power combiner
- Patent number 5,977,843
- Issue date Nov 2, 1999
- Kabushiki Kaisha Toshiba
- Shigeru Watanabe
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Scrambling method for TV picture
- Patent number 4,962,529
- Issue date Oct 9, 1990
- Pioneer Electronic Corporation
- Yoshifumi Saeki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for developing a key signal for descrambling in television b...
- Patent number 4,794,643
- Issue date Dec 27, 1988
- Pioneer Electronic Corporation
- Yoshifumi Saeki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Microwave mixer circuit
- Patent number 4,598,424
- Issue date Jul 1, 1986
- Kabushiki Kaisha Toshiba
- Shigeru Watanabe
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
MATRIX POWER AMPLIFIERS FOR HIGH SPEED WIRELESS APPLICATIONS
- Publication number 20110176623
- Publication date Jul 21, 2011
- Inui Shinsuke
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
LINEAR RF POWER AMPLIFIER WITH FREQUENCY-SELECTABLE IMPEDANCE MATCHING
- Publication number 20100321110
- Publication date Dec 23, 2010
- Ikuroh Ichitsubo
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Capacitor system
- Publication number 20050212493
- Publication date Sep 29, 2005
- TOKO ELECTRIC CORPORATION
- Tatsushi Yamaguchi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Microwave semiconductor variable attenuation circuit
- Publication number 20030062968
- Publication date Apr 3, 2003
- Kabushiki Kaisha Toshiba
- Shigeru Watanabe
- H01 - BASIC ELECTRIC ELEMENTS

Shigeru Watanabe

Person

Patents Grantslast 30 patents

Linear RF power amplifier with frequency-selectable impedance matching

Matrix power amplifiers for high speed wireless applications

Microwave semiconductor variable attenuation circuit

High frequency power divider and high frequency power combiner

Scrambling method for TV picture

Method for developing a key signal for descrambling in television b...

Microwave mixer circuit

Patents Applicationslast 30 patents

MATRIX POWER AMPLIFIERS FOR HIGH SPEED WIRELESS APPLICATIONS

LINEAR RF POWER AMPLIFIER WITH FREQUENCY-SELECTABLE IMPEDANCE MATCHING

Capacitor system

Microwave semiconductor variable attenuation circuit