Norio Yokozawa

Person

Kashiwa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Electrically adjustable delay circuit and ultrasonic diagnosis appa...
- Patent number 5,318,034
- Issue date Jun 7, 1994
- Hitachi Medical Corp.
- Kazunari Ishida
- G01 - MEASURING TESTING
Information Patent Grant
Input circuit in ultrasonic apparatus
- Patent number 4,680,498
- Issue date Jul 14, 1987
- Hitachi, Ltd.
- Wasao Takasugi
- G01 - MEASURING TESTING
Information Patent Grant
Sequence program inputting device
- Patent number 4,449,180
- Issue date May 15, 1984
- Hitachi, Ltd.
- Yoshimitsu Ohshima
- G05 - CONTROLLING REGULATING
Information Patent Grant
Method and device for recording and reproducing tracking information
- Patent number 4,392,219
- Issue date Jul 5, 1983
- Hitachi, Ltd.
- Norio Yokozawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Touch sensitive tablet using force detection
- Patent number 4,389,711
- Issue date Jun 21, 1983
- Hitachi, Ltd.
- Masao Hotta
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Digital-to-analog converter with error compensation
- Patent number 4,381,495
- Issue date Apr 26, 1983
- Hitachi, Ltd.
- Masao Hotta
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Digital-to-analog conversion system with compensation circuit
- Patent number 4,316,178
- Issue date Feb 16, 1982
- Nippon Telegraph and Telephone Public Corp.
- Akinori Shibayama
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
High-speed low-drift operational amplifier
- Patent number 4,293,819
- Issue date Oct 6, 1981
- Nippon Telegraph & Telephone Public Corporation
- Akinori Shibayama
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
PCM Recording and reproducing apparatus
- Patent number 4,282,551
- Issue date Aug 4, 1981
- Hitachi, Ltd.
- Yasunori Kanazawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Control system for deflecting an electron beam
- Patent number 4,197,486
- Issue date Apr 8, 1980
- Nippon Telegraph and Telephone Public Corporation
- Atsushi Iwata
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Analog comparator
- Patent number 4,161,700
- Issue date Jul 17, 1979
- Hitachi, Ltd.
- Kenji Fujikata
- G05 - CONTROLLING REGULATING
Information Patent Grant
Control apparatus including an electronic timer
- Patent number 4,132,085
- Issue date Jan 2, 1979
- Hitachi, Ltd.
- Kenji Maio
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Digital differential analyzer
- Patent number 4,106,100
- Issue date Aug 8, 1978
- Hitachi, Ltd.
- Kunihiro Okada
- G06 - COMPUTING CALCULATING COUNTING

Norio Yokozawa

Person

Patents Grantslast 30 patents

Electrically adjustable delay circuit and ultrasonic diagnosis appa...

Input circuit in ultrasonic apparatus

Sequence program inputting device

Method and device for recording and reproducing tracking information

Touch sensitive tablet using force detection

Digital-to-analog converter with error compensation

Digital-to-analog conversion system with compensation circuit

High-speed low-drift operational amplifier

PCM Recording and reproducing apparatus

Control system for deflecting an electron beam

Analog comparator

Control apparatus including an electronic timer

Digital differential analyzer