Kazuhisa Oyama

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Differential amplifier circuit
- Patent number 6,731,169
- Issue date May 4, 2004
- Nippon Precision Circuits
- Kunihiko Tsukagoshi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Voltage controlled oscillator
- Patent number 6,710,669
- Issue date Mar 23, 2004
- Nippon Precision Circuits Inc.
- Eiichi Hasegawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Oscillation control circuit
- Patent number 6,690,245
- Issue date Feb 10, 2004
- Nippon Precision Circuits Inc.
- Eiichi Hasegawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Oscillator circuit and integrated circuit for oscillation
- Patent number 6,556,094
- Issue date Apr 29, 2003
- Nippon Precision Circuits Inc.
- Eiichi Hasegawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Oscillator circuit with reduced capacity for AC coupling capacitor
- Patent number 6,411,172
- Issue date Jun 25, 2002
- Nippon Precision Circuits, Inc.
- Kunihiko Tsukagoshi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Oscillator circuit with current limiting devices
- Patent number 6,329,884
- Issue date Dec 11, 2001
- Nippon Precision Circuits, Inc.
- Kunihiko Tsukagoshi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Differential amplifier circuit
- Patent number 6,242,980
- Issue date Jun 5, 2001
- Nippon Precision Circuits
- Kunihiko Tsukagoshi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Oscillator circuit with reduced capacity for AC coupling capacitor
- Patent number 6,191,661
- Issue date Feb 20, 2001
- Nippon Precision Circuits, Inc.
- Kunihiko Tsukagoshi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Tristate output circuit
- Patent number 6,072,333
- Issue date Jun 6, 2000
- Nippon Precision Circuits, Inc.
- Kunihiko Tsukagoshi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Piezoelectric oscillator circuit
- Patent number 6,025,757
- Issue date Feb 15, 2000
- Nippon Precision Circuits Inc.
- Kunihiko Tsukagoshi
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
Differential amplifier circuit
- Publication number 20030095004
- Publication date May 22, 2003
- Kunihiko Tsukagoshi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Voltage controlled oscillator
- Publication number 20020171500
- Publication date Nov 21, 2002
- Eiichi Hasegawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Oscillator circuit and integrated circuit for oscillation
- Publication number 20020125965
- Publication date Sep 12, 2002
- Eiichi Hasegawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Oscillation control circuit
- Publication number 20020075090
- Publication date Jun 20, 2002
- Eiichi Hasegawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Oscillator circuit
- Publication number 20010020876
- Publication date Sep 13, 2001
- Kunihiko Tsukagoshi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Differential amplifier circuit
- Publication number 20010013810
- Publication date Aug 16, 2001
- Kunihiko Tsukagoshi
- H03 - BASIC ELECTRONIC CIRCUITRY

Kazuhisa Oyama

Person

Patents Grantslast 30 patents

Differential amplifier circuit

Voltage controlled oscillator

Oscillation control circuit

Oscillator circuit and integrated circuit for oscillation

Oscillator circuit with reduced capacity for AC coupling capacitor

Oscillator circuit with current limiting devices

Differential amplifier circuit

Oscillator circuit with reduced capacity for AC coupling capacitor

Tristate output circuit

Piezoelectric oscillator circuit

Patents Applicationslast 30 patents

Differential amplifier circuit

Voltage controlled oscillator

Oscillator circuit and integrated circuit for oscillation

Oscillation control circuit

Oscillator circuit

Differential amplifier circuit