Kiichi Yamashita

Person

Shiroyama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Semiconductor device
- Patent number 8,295,057
- Issue date Oct 23, 2012
- Murata Manufacturing Co., Ltd.
- Iwamichi Kohjiro
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Semiconductor device
- Patent number 7,817,437
- Issue date Oct 19, 2010
- Renensas Electronics Corporation
- Iwamichi Kohjiro
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Semiconductor device
- Patent number 7,525,813
- Issue date Apr 28, 2009
- Renesas Technology Corp.
- Iwamichi Kohjiro
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Power amplifier module
- Patent number 7,078,975
- Issue date Jul 18, 2006
- Renesas Technology Corp.
- Kiichi Yamashita
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Semiconductor device
- Patent number 7,068,521
- Issue date Jun 27, 2006
- Renesas Technology Corp.
- Iwamichi Kohjiro
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Power amplifier module
- Patent number 7,015,761
- Issue date Mar 21, 2006
- Renesas Technology Corp.
- Hidetoshi Matsumoto
- H03 - BASIC ELECTRONIC CIRCUITRY
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
Power amplifier module
- Patent number 6,958,656
- Issue date Oct 25, 2005
- Renesas Technology Corp.
- Kiichi Yamashita
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Communication terminal, automobile communication terminal, and auto...
- Patent number 6,952,565
- Issue date Oct 4, 2005
- Hitachi, Ltd.
- Eriko Takeda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Semiconductor device
- Patent number 6,943,441
- Issue date Sep 13, 2005
- Renesas Technology Corp.
- Iwamichi Kohjiro
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Power amplifier module
- Patent number 6,822,517
- Issue date Nov 23, 2004
- Renesas Technology Corp.
- Hidetoshi Matsumoto
- H03 - BASIC ELECTRONIC CIRCUITRY
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
Radio communication apparatus and semiconductor device
- Patent number 6,775,525
- Issue date Aug 10, 2004
- Renesas Technology Corporation
- Tomonori Tanoue
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Power amplifier module
- Patent number 6,771,128
- Issue date Aug 3, 2004
- Renesas Technology Corp.
- Kiichi Yamashita
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Power amplifier module with stable idling current
- Patent number 6,731,171
- Issue date May 4, 2004
- Hitachi, Ltd.
- Kiichi Yamashita
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Power amplifier module
- Patent number 6,710,649
- Issue date Mar 23, 2004
- Renesas Technology Corporation
- Hidetoshi Matsumoto
- H03 - BASIC ELECTRONIC CIRCUITRY
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
High-frequency power amplification module and radio communication d...
- Patent number 6,636,118
- Issue date Oct 21, 2003
- Hitachi, Ltd.
- Cyushiro Kusano
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Multi-chip module structure having conductive blocks to provide ele...
- Patent number 6,495,914
- Issue date Dec 17, 2002
- Hitachi, Ltd.
- Kenji Sekine
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of thinning a semiconductor substrate using a perforated sup...
- Patent number 6,492,195
- Issue date Dec 10, 2002
- Hitachi, Ltd.
- Masaki Nakanishi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device
- Patent number 6,489,680
- Issue date Dec 3, 2002
- Hitachi, Ltd.
- Iwamichi Kohjiro
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
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
Information Patent Grant
Semiconductor device
- Patent number 6,330,165
- Issue date Dec 11, 2001
- Hitachi, Ltd.
- Iwamichi Kohjiro
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Optical frequency division multiplexing transmitter and optical fre...
- Patent number 5,305,134
- Issue date Apr 19, 1994
- Hitachi, Ltd.
- Hideaki Tsushima
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Current mirror circuit employing depletion mode FETs
- Patent number 5,166,553
- Issue date Nov 24, 1992
- Hitachi, Ltd.
- Nobuo Kotera
- G05 - CONTROLLING REGULATING
Information Patent Grant
Optical tuning method and apparatus suitable for selective receptio...
- Patent number 5,144,467
- Issue date Sep 1, 1992
- Hitachi, Ltd.
- Shigeki Kitajima
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
MESFET circuit with threshold-compensated source-follower output
- Patent number 4,968,904
- Issue date Nov 6, 1990
- Hitachi, Ltd.
- Kiichi Yamashita
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Threshold voltage fluctuation compensation circuit for FETS
- Patent number 4,857,769
- Issue date Aug 15, 1989
- Hitachi, Ltd.
- Nobuo Kotera
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Semiconductor circuit
- Patent number 4,847,550
- Issue date Jul 11, 1989
- Hitachi, Ltd.
- Satoshi Tanaka
- G05 - CONTROLLING REGULATING
Information Patent Grant
Current switching circuit
- Patent number 4,806,803
- Issue date Feb 21, 1989
- Hitachi, Ltd.
- Kiichi Yamashita
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR DEVICE
- Publication number 20100231304
- Publication date Sep 16, 2010
- Renesas Technology Corp.
- Iwamichi Kohjiro
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
SEMICONDUCTOR DEVICE
- Publication number 20090161329
- Publication date Jun 25, 2009
- Iwamichi Kohjiro
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Semiconductor device
- Publication number 20080048777
- Publication date Feb 28, 2008
- RENESAS TECHNOLOGY CORP.
- Iwamichi Kohjiro
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Semiconductor device
- Publication number 20070001300
- Publication date Jan 4, 2007
- RENESAS TECHNOLOGY CORP.
- Iwamichi Kohjiro
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Power amplifier module
- Publication number 20060028277
- Publication date Feb 9, 2006
- RENESAS TECHNOLOGY CORP.
- Kiichi Yamashita
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Semiconductor device
- Publication number 20050269590
- Publication date Dec 8, 2005
- RENESAS TECHNOLOGY CORP.
- Iwamichi Kohjiro
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Power amplifier module
- Publication number 20050088236
- Publication date Apr 28, 2005
- Hidetoshi Matsumoto
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Power amplifier module
- Publication number 20040232990
- Publication date Nov 25, 2004
- RENESAS TECHNOLOGY CORP.
- Kiichi Yamashita
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Mobile telecommunication apparatus having a power amplifier which o...
- Publication number 20040176053
- Publication date Sep 9, 2004
- Kiichi Yamashita
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Power amplifier module
- Publication number 20040145417
- Publication date Jul 29, 2004
- Hidetoshi Matsumoto
- H03 - BASIC ELECTRONIC CIRCUITRY
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
- Publication number 20030102574
- Publication date Jun 5, 2003
- Hitachi, Ltd.
- Iwamichi Kohjiro
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Power amplifier module
- Publication number 20030102924
- Publication date Jun 5, 2003
- Hidetoshi Matsumoto
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Multilayer wiring board and semiconductor device
- Publication number 20020171138
- Publication date Nov 21, 2002
- Yasuo Osone
- H01 - BASIC ELECTRIC ELEMENTS
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
Power amplifier module
- Publication number 20020135423
- Publication date Sep 26, 2002
- Kiichi Yamashita
- H03 - BASIC ELECTRONIC CIRCUITRY
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
- Publication number 20020015291
- Publication date Feb 7, 2002
- Hitachi, Ltd.
- Iwamichi Kohjiro
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor device and a method of manufacturing the same
- Publication number 20010005043
- Publication date Jun 28, 2001
- Masaki Nakanishi
- H01 - BASIC ELECTRIC ELEMENTS

Kiichi Yamashita

Person

Patents Grantslast 30 patents

Semiconductor device

Semiconductor device

Semiconductor device

Power amplifier module

Semiconductor device

Power amplifier module

Semiconductor device and power amplifier using the same

Power amplifier module

Communication terminal, automobile communication terminal, and auto...

Semiconductor device

Power amplifier module

Power amplifier module

Radio communication apparatus and semiconductor device

Power amplifier module

Power amplifier module with stable idling current

Power amplifier module

Semiconductor device and power amplifier using the same

High-frequency power amplification module and radio communication d...

Multi-chip module structure having conductive blocks to provide ele...

Method of thinning a semiconductor substrate using a perforated sup...

Semiconductor device

Semiconductor device and method of producing the same

Semiconductor device

Optical frequency division multiplexing transmitter and optical fre...

Current mirror circuit employing depletion mode FETs

Optical tuning method and apparatus suitable for selective receptio...

MESFET circuit with threshold-compensated source-follower output

Threshold voltage fluctuation compensation circuit for FETS

Semiconductor circuit

Current switching circuit

Patents Applicationslast 30 patents

SEMICONDUCTOR DEVICE

SEMICONDUCTOR DEVICE

Semiconductor device

Semiconductor device

Power amplifier module

Semiconductor device

Power amplifier module

Power amplifier module

Mobile telecommunication apparatus having a power amplifier which o...

Power amplifier module

Semiconductor device and power amplifier using the same

Semiconductor device

Power amplifier module

Multilayer wiring board and semiconductor device

Semiconductor device and power amplifier using the same

Power amplifier module

SEMICONDUCTOR DEVICE AND THE METHOD OF PRODUCING THE SAME

Power amplifier module

Semiconductor device

Semiconductor device and a method of manufacturing the same