Hiroyuki Takazawa

Person

Hino-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Magnetoresistive effect head having a free layer and a magnetic dom...
- Patent number 8,537,505
- Issue date Sep 17, 2013
- HGST Netherlands B.V.
- Masato Shiimoto
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Switching element, antenna switch circuit and radio frequency modul...
- Patent number 8,385,847
- Issue date Feb 26, 2013
- Renesas Electronics Corporation
- Takashi Ogawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device
- Patent number 8,169,008
- Issue date May 1, 2012
- Murata Manufacturing Co., Ltd.
- Masao Yamane
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Switching element, antenna switch circuit and radio frequency modul...
- Patent number 7,899,412
- Issue date Mar 1, 2011
- Renesas Electronics Corporation
- Takashi Ogawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device
- Patent number 7,838,914
- Issue date Nov 23, 2010
- Renesas Electronics Corporation
- Masao Yamane
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Switching element, antenna switch circuit and radio frequency modul...
- Patent number 7,783,265
- Issue date Aug 24, 2010
- Renesas Technology Corp.
- Takashi Ogawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device and electrical circuit device using thereof
- Patent number 7,768,066
- Issue date Aug 3, 2010
- Hitachi, Ltd.
- Hidekatsu Onose
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device
- Patent number 7,307,298
- Issue date Dec 11, 2007
- Renesas Technology Corp.
- Masao Yamane
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Compound semiconductor having a doped layer between the gate and an...
- Patent number 6,787,817
- Issue date Sep 7, 2004
- Renesas Technology Corporation
- Hiroyuki Takazawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device and power amplifier using the same
- Patent number 6,724,020
- Issue date Apr 20, 2004
- Renesas Technology Corporation
- Hiroyuki Takazawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device and power amplifier using the same
- Patent number 6,576,937
- Issue date Jun 10, 2003
- Hitachi, Ltd.
- Hiroyuki Takazawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device
- Patent number 6,528,378
- Issue date Mar 4, 2003
- Hitachi, Ltd.
- Koji Hirata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High speed heterojunction bipolar transistor, and RF power amplifie...
- Patent number 6,392,258
- Issue date May 21, 2002
- Hitachi, Ltd.
- Koji Hirata
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Compound semiconductor integrated circuit with a particular high re...
- Patent number 5,739,559
- Issue date Apr 14, 1998
- Hitachi, Ltd.
- Osamu Kagaya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Compound semiconductor integrated circuit and optical regenerative...
- Patent number 5,523,593
- Issue date Jun 4, 1996
- Hitachi, Ltd.
- Osamu Kagaya
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Switching element, antenna switch circuit and radio frequency modul...
- Publication number 20110156983
- Publication date Jun 30, 2011
- Renesas Electronics Corporation
- Takashi Ogawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE
- Publication number 20110031533
- Publication date Feb 10, 2011
- Renesas Electronics Corporation
- Masao Yamane
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Magnetoresistive Effect Head and Magnetic Recording/Playback Device
- Publication number 20100302688
- Publication date Dec 2, 2010
- Masato Shiimoto
- G01 - MEASURING TESTING
Information Patent Application
Switching element, antenna switch circuit and radio frequency modul...
- Publication number 20100297960
- Publication date Nov 25, 2010
- RENESAS TECHNOLOGY CORP.
- Takashi Ogawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Switching element, antenna switch circuit and radio frequency modul...
- Publication number 20090104881
- Publication date Apr 23, 2009
- RENESAS TECHNOLOGY CORP.
- Takashi Ogawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE AND ELECTRICAL CIRCUIT DEVICE USING THEREOF
- Publication number 20090032821
- Publication date Feb 5, 2009
- Hitachi, Ltd.
- Hidekatsu Onose
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor device
- Publication number 20080073671
- Publication date Mar 27, 2008
- RENESAS TECHNOLOGY CORP.
- Masao Yamane
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Switching element, antenna switch circuit and radio frequency modul...
- Publication number 20060118951
- Publication date Jun 8, 2006
- Takashi Ogawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor device
- Publication number 20050116253
- Publication date Jun 2, 2005
- Masao Yamane
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor device and power amplifier using the same
- Publication number 20030205719
- Publication date Nov 6, 2003
- Hitachi, Ltd.
- Hiroyuki Takazawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Semiconductor device and the method of manufacturing thereof
- Publication number 20030168672
- Publication date Sep 11, 2003
- Hiroyuki Takazawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor device
- Publication number 20020153536
- Publication date Oct 24, 2002
- Koji Hirata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor device and power amplifier using the same
- Publication number 20020005525
- Publication date Jan 17, 2002
- Hitachi, Ltd.
- Hiroyuki Takazawa
- H01 - BASIC ELECTRIC ELEMENTS

Hiroyuki Takazawa

Person

Patents Grantslast 30 patents

Magnetoresistive effect head having a free layer and a magnetic dom...

Switching element, antenna switch circuit and radio frequency modul...

Semiconductor device

Switching element, antenna switch circuit and radio frequency modul...

Semiconductor device

Switching element, antenna switch circuit and radio frequency modul...

Semiconductor device and electrical circuit device using thereof

Semiconductor device

Compound semiconductor having a doped layer between the gate and an...

Semiconductor device and power amplifier using the same

Semiconductor device and power amplifier using the same

Semiconductor device

High speed heterojunction bipolar transistor, and RF power amplifie...

Compound semiconductor integrated circuit with a particular high re...

Compound semiconductor integrated circuit and optical regenerative...

Patents Applicationslast 30 patents

Switching element, antenna switch circuit and radio frequency modul...

SEMICONDUCTOR DEVICE

Magnetoresistive Effect Head and Magnetic Recording/Playback Device

Switching element, antenna switch circuit and radio frequency modul...

Switching element, antenna switch circuit and radio frequency modul...

SEMICONDUCTOR DEVICE AND ELECTRICAL CIRCUIT DEVICE USING THEREOF

Semiconductor device

Switching element, antenna switch circuit and radio frequency modul...

Semiconductor device

Semiconductor device and power amplifier using the same

Semiconductor device and the method of manufacturing thereof

Semiconductor device

Semiconductor device and power amplifier using the same