Norio TOZAWA

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Amplifier control device
- Patent number 7,983,636
- Issue date Jul 19, 2011
- Fujitsu Limited
- Hiroyoshi Ishikawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Amplifier control device
- Patent number 7,664,473
- Issue date Feb 16, 2010
- Fujitsu Limited
- Hiroyoshi Ishikawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Parallel operation system of transmission amplifier
- Patent number 7,254,377
- Issue date Aug 7, 2007
- Fujitsu Limited
- Satoshi Maruyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Feed-forward amplifying device and base station with feed-forward a...
- Patent number 5,757,231
- Issue date May 26, 1998
- Fujitsu Limited
- Norio Tozawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
FET gate bias circuit
- Patent number 5,625,323
- Issue date Apr 29, 1997
- Fujitsu Limited
- Norio Tozawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Microstrip which is able to supply DC bias current
- Patent number 5,493,263
- Issue date Feb 20, 1996
- Fujitsu Limited
- Norio Tozawa
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Amplifier Control Device
- Publication number 20100148864
- Publication date Jun 17, 2010
- Fujitsu Limited
- Hiroyoshi ISHIKAWA
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Amplifier control device
- Publication number 20080002983
- Publication date Jan 3, 2008
- Hiroyoshi Ishikawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Parallel operation system of transmission amplifier
- Publication number 20030017813
- Publication date Jan 23, 2003
- Satoshi Maruyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE