Isao OHBU

Person

Sagamihara, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Semiconductor device and radio communication device
- Patent number 9,263,559
- Issue date Feb 16, 2016
- Murata Manufacturing Co., Ltd.
- Satoshi Sasaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device and radio communication device
- Patent number 8,860,093
- Issue date Oct 14, 2014
- Murata Manufacturing Co., Ltd.
- Satoshi Sasaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device and radio communication device
- Patent number 8,227,836
- Issue date Jul 24, 2012
- Murata Manufacturing Co., Ltd.
- Satoshi Sasaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Heterojunction bipolar transistor and method for manufacturing the...
- Patent number 8,072,001
- Issue date Dec 6, 2011
- Renesas Electronics Corporation
- Isao Ohbu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Heterojunction bipolar transistor and method for manufacturing the...
- Patent number 7,804,109
- Issue date Sep 28, 2010
- Renesas Electronics Corporation
- Isao Ohbu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Semiconductor device and radio communication device
- Patent number 7,622,756
- Issue date Nov 24, 2009
- Renesas Technology Corp.
- Satoshi Sasaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor HBT MMIC device and semiconductor module
- Patent number 7,547,929
- Issue date Jun 16, 2009
- Renesas Technology Corp.
- Kenichi Tanaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High-frequency power amplifier
- Patent number 7,368,988
- Issue date May 6, 2008
- Renesas Technology Corp.
- Hidetoshi Matsumoto
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Heterojunction bipolar transistor and method for manufacturing the...
- Patent number 7,256,434
- Issue date Aug 14, 2007
- Renesas Technology Corp.
- Isao Ohbu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device having led out conductor layers, manufacturing...
- Patent number 7,067,857
- Issue date Jun 27, 2006
- Hitachi, Ltd.
- Kazuhiro Mochizuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor protection device
- Patent number 7,045,877
- Issue date May 16, 2006
- Renesas Technology Corp.
- Yasunari Umemoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device and power amplifier using the same
- Patent number 7,001,819
- Issue date Feb 21, 2006
- Renesas Technology Corp.
- Kazuhiro Mochizuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device, manufacturing thereof and power amplifier module
- Patent number 6,943,387
- Issue date Sep 13, 2005
- Renesas Technology Corp.
- Isao Ohbu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Power amplifier module
- Patent number 6,816,017
- Issue date Nov 9, 2004
- Renesas Technology Corp.
- Kiichi Yamashita
- H03 - BASIC ELECTRONIC CIRCUITRY
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 6,696,711
- Issue date Feb 24, 2004
- Renesas Technology Corporation
- Kazuhiro Mochizuki
- 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 and method of producing the same
- Patent number 6,461,927
- Issue date Oct 8, 2002
- Hitachi, Ltd.
- Kazuhiro Mochizuki
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR DEVICE AND RADIO COMMUNICATION DEVICE
- Publication number 20140361406
- Publication date Dec 11, 2014
- Satoshi Sasaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE AND RADIO COMMUNICATION DEVICE
- Publication number 20120261799
- Publication date Oct 18, 2012
- Satoshi Sasaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
HETEROJUNCTION BIPOLAR TRANSISTOR AND METHOD FOR MANUFACTURING THE...
- Publication number 20100327980
- Publication date Dec 30, 2010
- RENESAS ELECTRONICS CORPORATION
- Isao OHBU
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
SEMICONDUCTOR DEVICE AND RADIO COMMUNICATION DEVICE
- Publication number 20100032720
- Publication date Feb 11, 2010
- Satoshi Sasaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Heterojunction bipolar transistor and method for manufacturing the...
- Publication number 20070164316
- Publication date Jul 19, 2007
- RENESAS TECHNOLOGY CORP.
- Isao Ohbu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
High-frequency power amplifier
- Publication number 20070046370
- Publication date Mar 1, 2007
- RENESAS TECHNOLOGY CORP.
- Hidetoshi Matsumoto
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Semiconductor device and manufacturing the same
- Publication number 20060157825
- Publication date Jul 20, 2006
- Yasunari Umemoto
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Semiconductor device and radio communication device
- Publication number 20060138460
- Publication date Jun 29, 2006
- Satoshi Sasaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor device, manufacturing method of the same and electron...
- Publication number 20060138459
- Publication date Jun 29, 2006
- Atsushi Kurokawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor device and a manufacturing method thereof, and semico...
- Publication number 20060081879
- Publication date Apr 20, 2006
- Kenichi Tanaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Heterojunction bipolar transistor and method for manufacturing the...
- Publication number 20050156194
- Publication date Jul 21, 2005
- Isao Ohbu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Semiconductor device, manufacturing method of the same and semicond...
- Publication number 20040212034
- Publication date Oct 28, 2004
- Kazuhiro Mochizuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor device and power amplifier using the same
- Publication number 20040140480
- Publication date Jul 22, 2004
- RENESAS TECHNOLOGY CORPORATION
- Kazuhiro Mochizuki
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Semiconductor device and manufacturing the same
- Publication number 20040065900
- Publication date Apr 8, 2004
- Hitachi, Ltd.
- Yasunari Umemoto
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Semiconductor device, manufacturing thereof and power amplifier module
- Publication number 20030218185
- Publication date Nov 27, 2003
- Hitachi, Ltd.
- Isao Ohbu
- H03 - BASIC ELECTRONIC CIRCUITRY
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 power amplifier using the same
- Publication number 20020153534
- Publication date Oct 24, 2002
- Kazuhiro Mochizuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE AND THE METHOD OF PRODUCING THE SAME
- Publication number 20020117685
- Publication date Aug 29, 2002
- Hitachi, Ltd.
- Kazuhiro Mochizuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Power amplifier module
- Publication number 20020024390
- Publication date Feb 28, 2002
- Hitachi, Ltd.
- Kiichi Yamashita
- H03 - BASIC ELECTRONIC CIRCUITRY
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

Person

Patents Grantslast 30 patents

Semiconductor device and radio communication device

Semiconductor device and radio communication device

Semiconductor device and radio communication device

Heterojunction bipolar transistor and method for manufacturing the...

Heterojunction bipolar transistor and method for manufacturing the...

Semiconductor device and radio communication device

Semiconductor HBT MMIC device and semiconductor module

High-frequency power amplifier

Heterojunction bipolar transistor and method for manufacturing the...

Semiconductor device having led out conductor layers, manufacturing...

Semiconductor protection device

Semiconductor device and power amplifier using the same

Semiconductor device, manufacturing thereof and power amplifier module

Power amplifier module

Semiconductor device and power amplifier using the same

Semiconductor device and power amplifier using the same

Semiconductor device and power amplifier using the same

Semiconductor device and method of producing the same

Patents Applicationslast 30 patents

SEMICONDUCTOR DEVICE AND RADIO COMMUNICATION DEVICE

SEMICONDUCTOR DEVICE AND RADIO COMMUNICATION DEVICE

HETEROJUNCTION BIPOLAR TRANSISTOR AND METHOD FOR MANUFACTURING THE...

SEMICONDUCTOR DEVICE AND RADIO COMMUNICATION DEVICE

Heterojunction bipolar transistor and method for manufacturing the...

High-frequency power amplifier

Semiconductor device and manufacturing the same

Semiconductor device and radio communication device

Semiconductor device, manufacturing method of the same and electron...

Semiconductor device and a manufacturing method thereof, and semico...

Heterojunction bipolar transistor and method for manufacturing the...

Semiconductor device, manufacturing method of the same and semicond...

Semiconductor device and power amplifier using the same

Semiconductor device and manufacturing the same

Semiconductor device, manufacturing thereof and power amplifier module

Semiconductor device and power amplifier using the same

Semiconductor device and power amplifier using the same

SEMICONDUCTOR DEVICE AND THE METHOD OF PRODUCING THE SAME

Power amplifier module

Semiconductor device and power amplifier using the same