Takehito Ishii

Person

Saitama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Oscillator circuit
- Patent number 9,240,755
- Issue date Jan 19, 2016
- Nihon Dempa Kogyo Co., Ltd.
- Masaki Hirose
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Temperature-controlled crystal oscillating unit and crystal oscillator
- Patent number 8,558,629
- Issue date Oct 15, 2013
- Nihon Dempa Kogyo Co., Ltd.
- Fumio Asamura
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Oscillator
- Patent number 8,451,068
- Issue date May 28, 2013
- Nihon Dempa Kogyo Co., Ltd.
- Fumio Asamura
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
High-frequency voltage-controlled oscillation circuit
- Patent number 7,956,698
- Issue date Jun 7, 2011
- Nihon Dempa Kogyo Co., Ltd.
- Takehito Ishii
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Concentration sensor and concentration detector
- Patent number 7,845,230
- Issue date Dec 7, 2010
- Nihon Dempa Kogyo Co., Ltd.
- Takeo Oita
- G01 - MEASURING TESTING
Information Patent Grant
Sensing device
- Patent number 7,690,256
- Issue date Apr 6, 2010
- Nihon Dempa Kogyo Co., Ltd.
- Takehito Ishii
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
OSCILLATOR CIRCUIT
- Publication number 20140312984
- Publication date Oct 23, 2014
- NIHON DEMPA KOGYO CO., LTD.
- MASAKI HIROSE
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
NEGATIVE CAPACITANCE CIRCUIT, RESONANCE CIRCUIT AND OSCILLATOR CIRCUIT
- Publication number 20140266482
- Publication date Sep 18, 2014
- NIHON DEMPA KOGYO CO., LTD.
- TAKEHITO ISHII
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
TEMPERATURE COMPENSATION TYPE OSCILLATOR
- Publication number 20130187720
- Publication date Jul 25, 2013
- NIHON DEMPA KOGYO CO., LTD.
- TAKEHITO ISHII
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
TEMPERATURE-CONTROLLED CRYSTAL OSCILLATING UNIT AND CRYSTAL OSCILLATOR
- Publication number 20120139648
- Publication date Jun 7, 2012
- NIHON DEMPA KOGYO CO., LTD.
- FUMIO ASAMURA
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Oscillator
- Publication number 20120068776
- Publication date Mar 22, 2012
- Fumio Asamura
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Concentration Sensor and Concentration Detector
- Publication number 20100095750
- Publication date Apr 22, 2010
- Takeo Oita
- G01 - MEASURING TESTING
Information Patent Application
High-frequency voltage-controlled oscillation circuit
- Publication number 20100001805
- Publication date Jan 7, 2010
- Takehito Ishii
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Sensing device
- Publication number 20080156099
- Publication date Jul 3, 2008
- Takehito Ishii
- H03 - BASIC ELECTRONIC CIRCUITRY

Takehito Ishii

Person

Patents Grantslast 30 patents

Oscillator circuit

Temperature-controlled crystal oscillating unit and crystal oscillator

Oscillator

High-frequency voltage-controlled oscillation circuit

Concentration sensor and concentration detector

Sensing device

Patents Applicationslast 30 patents

OSCILLATOR CIRCUIT

NEGATIVE CAPACITANCE CIRCUIT, RESONANCE CIRCUIT AND OSCILLATOR CIRCUIT

TEMPERATURE COMPENSATION TYPE OSCILLATOR

TEMPERATURE-CONTROLLED CRYSTAL OSCILLATING UNIT AND CRYSTAL OSCILLATOR

Oscillator

Concentration Sensor and Concentration Detector

High-frequency voltage-controlled oscillation circuit

Sensing device