Noboru Azusawa

Person

Hitachi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method for controlling a system process
- Patent number 5,581,759
- Issue date Dec 3, 1996
- Hitachi, Ltd.
- Akihiro Ohhashi
- G05 - CONTROLLING REGULATING
Information Patent Grant
Motor speed controller for suppressing shaft torsion vibration
- Patent number 5,545,957
- Issue date Aug 13, 1996
- Hitachi, Ltd.
- Kenji Kubo
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Programmable controller and sequence control method
- Patent number 5,504,930
- Issue date Apr 2, 1996
- Hitachi, Ltd.
- Mitsuaki Kobayashi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Apparatus and method for controlling a system process
- Patent number 5,355,482
- Issue date Oct 11, 1994
- Hitachi, Ltd.
- Akihiro Ohhashi
- G05 - CONTROLLING REGULATING
Information Patent Grant
System for partially erasing thermally written liquid crystal element
- Patent number 5,268,776
- Issue date Dec 7, 1993
- Hitachi, Ltd.
- Makoto Tachikawa
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Multiplex control system with programmable logic for controlling si...
- Patent number 4,998,194
- Issue date Mar 5, 1991
- Hitachi, Ltd.
- Tadashi Okamoto
- G05 - CONTROLLING REGULATING
Information Patent Grant
Liquid crystal projection display
- Patent number 4,952,034
- Issue date Aug 28, 1990
- Hitachi, Ltd.
- Noboru Azusawa
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Liquid crystal projection display having laser intensity varied acc...
- Patent number 4,810,064
- Issue date Mar 7, 1989
- Hitachi, Ltd.
- Noboru Azusawa
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Pulse width modulation pulse generator
- Patent number 4,628,475
- Issue date Dec 9, 1986
- Hitachi, Ltd.
- Noboru Azusawa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Apparatus and method for controlling a thyristor converter in respo...
- Patent number 4,571,668
- Issue date Feb 18, 1986
- Hitachi, Ltd.
- Noboru Azusawa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Control system for commutatorless motor
- Patent number 4,271,385
- Issue date Jun 2, 1981
- Hitachi, Ltd.
- Noboru Azusawa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Control system for commutatorless motor driven through frequency co...
- Patent number 4,262,241
- Issue date Apr 14, 1981
- Hitachi, Ltd.
- Noboru Azusawa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Noboru Azusawa

Person

Patents Grantslast 30 patents

Apparatus and method for controlling a system process

Motor speed controller for suppressing shaft torsion vibration

Programmable controller and sequence control method

Apparatus and method for controlling a system process

System for partially erasing thermally written liquid crystal element

Multiplex control system with programmable logic for controlling si...

Liquid crystal projection display

Liquid crystal projection display having laser intensity varied acc...

Pulse width modulation pulse generator

Apparatus and method for controlling a thyristor converter in respo...

Control system for commutatorless motor

Control system for commutatorless motor driven through frequency co...