Nobuaki Miyakawa

Person

Ibaraki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Memory device with improved common data line bias arrangement
- Patent number 5,050,127
- Issue date Sep 17, 1991
- Hitachi, Ltd.
- Kinya Mitsumoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Memory device with improved common data line bias arrangement
- Patent number 4,829,479
- Issue date May 9, 1989
- Hitachi, Ltd.
- Kinya Mitsumoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Level converting circuit for converting voltage levels, including a...
- Patent number 4,797,583
- Issue date Jan 10, 1989
- Hitachi, Ltd.
- Masahiro Ueno
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Write circuit for use in semiconductor storage device
- Patent number 4,665,505
- Issue date May 12, 1987
- Hitachi, Ltd.
- Nobuaki Miyakawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductive photodetector device
- Patent number 4,578,693
- Issue date Mar 25, 1986
- Hitachi, Ltd.
- Yoshiaki Yazawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Analog-digital converter
- Patent number 4,527,148
- Issue date Jul 2, 1985
- Hitachi, Ltd.
- Shigeo Kuboki
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Analog data acquisition device
- Patent number 4,454,500
- Issue date Jun 12, 1984
- Hitachi, Ltd.
- Kazuo Kato
- G01 - MEASURING TESTING
Information Patent Grant
Method for controlling an instrument panel display
- Patent number 4,404,648
- Issue date Sep 13, 1983
- Hitachi, Ltd.
- Nobuaki Miyakawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Apparatus for engine control
- Patent number 4,181,944
- Issue date Jan 1, 1980
- Hitachi, Ltd.
- Teruo Yamauchi
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Circuit for actuating a display with an improved comparator
- Patent number 4,149,149
- Issue date Apr 10, 1979
- Hitachi, Ltd.
- Masayuki Miki
- G01 - MEASURING TESTING
Information Patent Grant
Display device
- Patent number 4,149,150
- Issue date Apr 10, 1979
- Hitachi, Ltd.
- Nobuaki Miyakawa
- G01 - MEASURING TESTING
Information Patent Grant
Air flow metering apparatus for internal combustion engines
- Patent number 4,142,407
- Issue date Mar 6, 1979
- Hitachi, Ltd.
- Hiroshi Kuroiwa
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Multiplication circuit with field effect transistor (FET)
- Patent number 4,100,432
- Issue date Jul 11, 1978
- Hitachi, Ltd.
- Nobuaki Miyakawa
- G06 - COMPUTING CALCULATING COUNTING

Nobuaki Miyakawa

Person

Patents Grantslast 30 patents

Memory device with improved common data line bias arrangement

Memory device with improved common data line bias arrangement

Level converting circuit for converting voltage levels, including a...

Write circuit for use in semiconductor storage device

Semiconductive photodetector device

Analog-digital converter

Analog data acquisition device

Method for controlling an instrument panel display

Apparatus for engine control

Circuit for actuating a display with an improved comparator

Display device

Air flow metering apparatus for internal combustion engines

Multiplication circuit with field effect transistor (FET)