Masahiro Iwamura

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Magnetic-field-angle measurement apparatus and rotational-angle mea...
- Patent number 9,506,997
- Issue date Nov 29, 2016
- Hitachi, Ltd.
- Mutsumi Suzuki
- G11 - INFORMATION STORAGE
Information Patent Grant
Integrated circuit for driving semiconductor device and power conve...
- Patent number 7,973,405
- Issue date Jul 5, 2011
- Hitachi, Ltd.
- Yoshimasa Takahashi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Integrated circuit for driving semiconductor device and power conve...
- Patent number 7,763,974
- Issue date Jul 27, 2010
- Hitachi, Ltd.
- Yoshimasa Takahashi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
MOS rectifying device, driving method thereof, and motor generator...
- Patent number 7,541,758
- Issue date Jun 2, 2009
- Hitachi, Ltd.
- Masamitsu Inaba
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Generating apparatus and motor control apparatus
- Patent number 7,453,240
- Issue date Nov 18, 2008
- Hitachi, Ltd.
- Tatsumi Yamauchi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Interface circuit, power conversion device, and vehicle-mounted ele...
- Patent number 7,352,143
- Issue date Apr 1, 2008
- Hitachi, Ltd.
- Masamitsu Inaba
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Vehicle rotating electric machine
- Patent number 7,208,918
- Issue date Apr 24, 2007
- Hitachi, Ltd.
- Shinji Shirakawa
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Information processor and information processing system utilizing i...
- Patent number 7,111,187
- Issue date Sep 19, 2006
- Hitachi, Ltd.
- Takashi Hotta
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data processing system generating clock signal from an input clock,...
- Patent number 6,675,311
- Issue date Jan 6, 2004
- Hitachi, Ltd.
- Takashi Hotta
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Low power consumption semiconductor integrated circuit device and m...
- Patent number 6,671,815
- Issue date Dec 30, 2003
- Hitachi, Ltd.
- Masahiro Iwamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Pipelined semiconductor devices suitable for ultra large scale inte...
- Patent number 6,467,004
- Issue date Oct 15, 2002
- Hitachi, Ltd.
- Masahiro Iwamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for driving a semiconductor element
- Patent number 6,392,908
- Issue date May 21, 2002
- Hitachi, Ltd.
- Hideki Miyazaki
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Surge voltage suppressed power inverter using a voltage driven swit...
- Patent number 6,373,731
- Issue date Apr 16, 2002
- Hitachi, Ltd.
- Masahiro Iwamura
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and apparatus for driving a semiconductor element with varia...
- Patent number 6,275,399
- Issue date Aug 14, 2001
- Hitachi, Ltd.
- Hideki Miyazaki
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Low power consumption semiconductor integrated circuit device and m...
- Patent number 6,088,808
- Issue date Jul 11, 2000
- Hitachi, Ltd.
- Masahiro Iwamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Driver circuit, driver integrated circuit, and display device and e...
- Patent number 6,040,827
- Issue date Mar 21, 2000
- Hitachi, Ltd.
- Kazuhiro Shiina
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Pipelined semiconductor devices suitable for ultra large scale inte...
- Patent number 6,029,220
- Issue date Feb 22, 2000
- Hitachi, Ltd.
- Masahiro Iwamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Information processor and information processing system utilizing c...
- Patent number 5,974,560
- Issue date Oct 26, 1999
- Hitachi, Ltd.
- Takashi Hotta
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for processing data in multiple modes in accor...
- Patent number 5,968,160
- Issue date Oct 19, 1999
- Hitachi, Ltd.
- Masahiko Saito
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electric apparatus having heat radiating fin
- Patent number 5,940,272
- Issue date Aug 17, 1999
- Hitachi, Ltd.
- Akihiko Emori
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Semiconductor memory device having a redundancy capability
- Patent number 5,787,043
- Issue date Jul 28, 1998
- Hitachi, Ltd.
- Takashi Akioka
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for processing data in multiple modes in accor...
- Patent number 5,784,630
- Issue date Jul 21, 1998
- Hitachi, Ltd.
- Masahiko Saito
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Synchronous memory with pipelined write operation
- Patent number 5,761,150
- Issue date Jun 2, 1998
- Hitachi, Ltd.
- Seigoh Yukutake
- G11 - INFORMATION STORAGE
Information Patent Grant
Memory circuit improved in electrical characteristics
- Patent number 5,742,551
- Issue date Apr 21, 1998
- Hitachi, Ltd.
- Seigoh Yukutake
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Low power consumption semiconductor integrated circuit device and m...
- Patent number 5,734,913
- Issue date Mar 31, 1998
- Hitachi, Ltd.
- Masahiro Iwamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Semiconductor memory device and sense circuit
- Patent number 5,734,616
- Issue date Mar 31, 1998
- Hitachi, Ltd.
- Hideto Kazama
- G11 - INFORMATION STORAGE
Information Patent Grant
Signal transition detector circuit
- Patent number 5,680,066
- Issue date Oct 21, 1997
- Hitachi, Ltd.
- Takashi Akioka
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor integrated circuit having logi gates
- Patent number 5,675,548
- Issue date Oct 7, 1997
- Hitachi, Ltd.
- Yuji Yokoyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Memory device for synchronously reading and writing data
- Patent number 5,661,693
- Issue date Aug 26, 1997
- Hitachi, Ltd.
- Takashi Akioka
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor memory
- Patent number 5,657,264
- Issue date Aug 12, 1997
- Hitachi, Ltd.
- Tatsumi Yamauchi
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
ELECTRIC STORAGE SYSTEM
- Publication number 20140191576
- Publication date Jul 10, 2014
- Hitachi, Ltd
- Mitsutoshi Honda
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MAGNETIC-FIELD-ANGLE MEASUREMENT DEVICE AND ROTATIONAL-ANGLE MEASUR...
- Publication number 20130063135
- Publication date Mar 14, 2013
- Hitachi, Ltd.
- Mutsumi Suzuki
- G01 - MEASURING TESTING
Information Patent Application
Integrated Circuit for Driving Semiconductor Device and Power Conve...
- Publication number 20100225363
- Publication date Sep 9, 2010
- Hitachi, Ltd
- Yoshimasa TAKAHASHI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Interface Circuit, Power Conversion Device, and Vehicle-Mounted Ele...
- Publication number 20080211563
- Publication date Sep 4, 2008
- HITACHI, LTD.
- Masamitsu Inaba
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Vehicle Rotating Electric Machine
- Publication number 20070182384
- Publication date Aug 9, 2007
- Hitachi Ltd.
- Shinji SHIRAKAWA
- B60 - VEHICLES IN GENERAL
Information Patent Application
Integrated circuit for driving semiconductor device and power conve...
- Publication number 20070008679
- Publication date Jan 11, 2007
- Yoshimasa Takahasi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Interface circuit, power conversion device, and vehicle-mounted ele...
- Publication number 20060198072
- Publication date Sep 7, 2006
- HITACHI, LTD.
- Masamitsu Inaba
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Generating apparatus and motor control apparatus
- Publication number 20060192534
- Publication date Aug 31, 2006
- Hitachi, Ltd
- Tatsumi Yamauchi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOS rectifying device, driving method thereof, and motor generator...
- Publication number 20060158162
- Publication date Jul 20, 2006
- HITACHI, LTD.
- Masamitsu Inaba
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Vehicle rotating electric machine
- Publication number 20050237033
- Publication date Oct 27, 2005
- Hitachi, Ltd
- Shinji Shirakawa
- B60 - VEHICLES IN GENERAL
Information Patent Application
Motor control device
- Publication number 20050001582
- Publication date Jan 6, 2005
- Hitachi, Ltd.
- Kosei Goto
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Information processor and information processing system utilizing i...
- Publication number 20040093532
- Publication date May 13, 2004
- Takashi Hotta
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method and apparatus for driving a semiconductor element with varia...
- Publication number 20020110008
- Publication date Aug 15, 2002
- Hideki Miyazaki
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Low power consumption semiconductor integrated circuit device and m...
- Publication number 20020099963
- Publication date Jul 25, 2002
- Masahiro Iwamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Information processor and information processing system utilizing i...
- Publication number 20020059538
- Publication date May 16, 2002
- Takashi Hotta
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method and apparatus for driving a semiconductor element
- Publication number 20010030880
- Publication date Oct 18, 2001
- Hideki Miyazaki
- H03 - BASIC ELECTRONIC CIRCUITRY

Masahiro Iwamura

Person

Patents Grantslast 30 patents

Magnetic-field-angle measurement apparatus and rotational-angle mea...

Integrated circuit for driving semiconductor device and power conve...

Integrated circuit for driving semiconductor device and power conve...

MOS rectifying device, driving method thereof, and motor generator...

Generating apparatus and motor control apparatus

Interface circuit, power conversion device, and vehicle-mounted ele...

Vehicle rotating electric machine

Information processor and information processing system utilizing i...

Data processing system generating clock signal from an input clock,...

Low power consumption semiconductor integrated circuit device and m...

Pipelined semiconductor devices suitable for ultra large scale inte...

Method and apparatus for driving a semiconductor element

Surge voltage suppressed power inverter using a voltage driven swit...

Method and apparatus for driving a semiconductor element with varia...

Low power consumption semiconductor integrated circuit device and m...

Driver circuit, driver integrated circuit, and display device and e...

Pipelined semiconductor devices suitable for ultra large scale inte...

Information processor and information processing system utilizing c...

Method and apparatus for processing data in multiple modes in accor...

Electric apparatus having heat radiating fin

Semiconductor memory device having a redundancy capability

Method and apparatus for processing data in multiple modes in accor...

Synchronous memory with pipelined write operation

Memory circuit improved in electrical characteristics

Low power consumption semiconductor integrated circuit device and m...

Semiconductor memory device and sense circuit

Signal transition detector circuit

Semiconductor integrated circuit having logi gates

Memory device for synchronously reading and writing data

Semiconductor memory

Patents Applicationslast 30 patents

ELECTRIC STORAGE SYSTEM

MAGNETIC-FIELD-ANGLE MEASUREMENT DEVICE AND ROTATIONAL-ANGLE MEASUR...

Integrated Circuit for Driving Semiconductor Device and Power Conve...

Interface Circuit, Power Conversion Device, and Vehicle-Mounted Ele...

Vehicle Rotating Electric Machine

Integrated circuit for driving semiconductor device and power conve...

Interface circuit, power conversion device, and vehicle-mounted ele...

Generating apparatus and motor control apparatus

MOS rectifying device, driving method thereof, and motor generator...

Vehicle rotating electric machine

Motor control device

Information processor and information processing system utilizing i...

Method and apparatus for driving a semiconductor element with varia...

Low power consumption semiconductor integrated circuit device and m...

Information processor and information processing system utilizing i...

Method and apparatus for driving a semiconductor element