Akira Ohta

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Driving method for solenoid valve, solenoid valve driving apparatus...
- Patent number 10,240,785
- Issue date Mar 26, 2019
- Noritz Corporation
- Daisuke Konishi
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Multi-finger transistor and semiconductor device
- Patent number 10,170,400
- Issue date Jan 1, 2019
- Mitsubishi Electric Corporation
- Shohei Imai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High frequency amplifier
- Patent number 7,907,009
- Issue date Mar 15, 2011
- Mitsubishi Electric Corporation
- Kazutomi Mori
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
High-power amplifier
- Patent number 7,501,897
- Issue date Mar 10, 2009
- Mitsubishi Electric Corporation
- Kazutomi Mori
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
High frequency power amplifier
- Patent number 7,310,019
- Issue date Dec 18, 2007
- Mitsubishi Denki Kabushiki Kaisha
- Seiki Gotou
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
High-frequency amplifier
- Patent number 7,161,433
- Issue date Jan 9, 2007
- Mitsubishi Denki Kabushiki Kaisha
- Hiroomi Ueda
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Semiconductor device having balanced circuit for use in high freque...
- Patent number 7,061,329
- Issue date Jun 13, 2006
- Mitsubishi Denki Kabushiki Kaisha
- Akira Inoue
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High-frequency power amplifier
- Patent number 6,998,943
- Issue date Feb 14, 2006
- Mitsubishi Denki Kabushiki Kaisha
- Akira Ohta
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
High-frequency amplifier and radio transmission device with circuit...
- Patent number 6,876,258
- Issue date Apr 5, 2005
- Mitsubishi Denki Kabushiki Kaisha
- Akira Ohta
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High efficiency amplifier with amplifier element, radio transmissio...
- Patent number 6,833,771
- Issue date Dec 21, 2004
- Mitsubishi Denki Kabushiki Kaisha
- Akira Ohta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
High-frequency power amplifier
- Patent number 6,778,020
- Issue date Aug 17, 2004
- Mitsubishi Denki Kabushiki Kaisha
- Akira Ohta
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
High frequency power amplifier
- Patent number 6,759,908
- Issue date Jul 6, 2004
- Mitsubishi Denki Kabushiki Kaisha
- Seiki Gotou
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Radio-frequency composite element
- Patent number 6,600,383
- Issue date Jul 29, 2003
- Mitsubishi Denki Kabushiki Kaisha
- Akira Ohta
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High frequency power amplifier
- Patent number 6,177,841
- Issue date Jan 23, 2001
- Mitsubishi Denki Kabushiki Kaisha
- Akira Ohta
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Variable delay circuit
- Patent number 5,859,554
- Issue date Jan 12, 1999
- Mitsubishi Denki Kabushiki Kaisha
- Norio Higashisaka
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Semiconductor device
- Patent number 5,834,960
- Issue date Nov 10, 1998
- Mitsubishi Denki Kabushiki Kaisha
- Tetsuya Heima
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Variable delay circuit and a variable pulse width circuit
- Patent number 5,821,793
- Issue date Oct 13, 1998
- Mitsubishi Denki Kabushiki Kaisha
- Akira Ohta
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Variable delay circuit, ring oscillator, and flip-flop circuit
- Patent number 5,682,114
- Issue date Oct 28, 1997
- Mitsubishi Denki Kabushiki Kaisha
- Akira Ohta
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Variable delay circuit
- Patent number 5,668,491
- Issue date Sep 16, 1997
- Mitsubishi Denki Kabushiki Kaisha
- Norio Higashisaka
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Logic gate circuit and digital integrated circuit
- Patent number 5,656,956
- Issue date Aug 12, 1997
- Mitsubishi Denki Kabushiki Kaisha
- Akira Ohta
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Shift register circuit with three-input nor gates in selector circuit
- Patent number 5,355,027
- Issue date Oct 11, 1994
- Mitsubishi Denki Kabushiki Kaisha
- Masaaki Shimada
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
MULTI-FINGER TRANSISTOR AND SEMICONDUCTOR DEVICE
- Publication number 20170317012
- Publication date Nov 2, 2017
- Mitsubishi Electric Corporation
- Shohei IMAI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
HEAT DISSIPATION FILM, DISPERSION LIQUID FOR HEAT EMISSION LAYER, M...
- Publication number 20170047267
- Publication date Feb 16, 2017
- SUMITOMO SEIKA CHEMICALS CO., LTD.
- Yuki UMEDA
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
Driving method for solenoid valve, solenoid valve driving apparatus...
- Publication number 20110183277
- Publication date Jul 28, 2011
- Noritz Corporation
- Daisuke Konishi
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
HIGH FREQUENCY AMPLIFIER
- Publication number 20100033241
- Publication date Feb 11, 2010
- MITSUBISHI ELECTRIC CORPORATION
- Kazutomi Mori
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
High-power amplifier
- Publication number 20070194853
- Publication date Aug 23, 2007
- Kazutomi Mori
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
High frequency power amplifier
- Publication number 20070024371
- Publication date Feb 1, 2007
- Mitsubishi Denki Kabushiki Kaisha
- Seiki Gotou
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
High-frequency amplifier
- Publication number 20060152286
- Publication date Jul 13, 2006
- Mitsubishi Denki Kabushiki Kaisha
- Hiroomi Ueda
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Semiconductor device having balanced circuit for use in high freque...
- Publication number 20040178854
- Publication date Sep 16, 2004
- Mitsubishi Denki Kabushiki Kaisha
- Akira Inoue
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
High-frequency power amplifier
- Publication number 20040173879
- Publication date Sep 9, 2004
- Mitsubishi Denki Kabushiki Kaisha
- Akira Ohta
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Heat radiating sheet
- Publication number 20040146707
- Publication date Jul 29, 2004
- Oki Electric Industry Co., Ltd.
- Masahiro Machida
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
High-frequency power amplifier
- Publication number 20040051589
- Publication date Mar 18, 2004
- Mitsubishi Denki Kabushiki Kaisha
- Akira Ohta
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Amplification device
- Publication number 20030218507
- Publication date Nov 27, 2003
- Mitsubishi Denki Kabushiki Kaisha
- Akira Inoue
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
High-frequency amplifier and radio transmission device with circuit...
- Publication number 20020186088
- Publication date Dec 12, 2002
- Mitsubishi Denki Kabushiki Kaisha
- Akira Ohta
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
High frequency power amplifier
- Publication number 20020063603
- Publication date May 30, 2002
- Seiki Gotou
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Radio-frequency composite element
- Publication number 20020008595
- Publication date Jan 24, 2002
- Akira Ohta
- H01 - BASIC ELECTRIC ELEMENTS

Person

Patents Grantslast 30 patents

Driving method for solenoid valve, solenoid valve driving apparatus...

Multi-finger transistor and semiconductor device

High frequency amplifier

High-power amplifier

High frequency power amplifier

High-frequency amplifier

Semiconductor device having balanced circuit for use in high freque...

High-frequency power amplifier

High-frequency amplifier and radio transmission device with circuit...

High efficiency amplifier with amplifier element, radio transmissio...

High-frequency power amplifier

High frequency power amplifier

Radio-frequency composite element

High frequency power amplifier

Variable delay circuit

Semiconductor device

Variable delay circuit and a variable pulse width circuit

Variable delay circuit, ring oscillator, and flip-flop circuit

Variable delay circuit

Logic gate circuit and digital integrated circuit

Shift register circuit with three-input nor gates in selector circuit

Patents Applicationslast 30 patents

MULTI-FINGER TRANSISTOR AND SEMICONDUCTOR DEVICE

HEAT DISSIPATION FILM, DISPERSION LIQUID FOR HEAT EMISSION LAYER, M...

Driving method for solenoid valve, solenoid valve driving apparatus...

HIGH FREQUENCY AMPLIFIER

High-power amplifier

High frequency power amplifier

High-frequency amplifier

Semiconductor device having balanced circuit for use in high freque...

High-frequency power amplifier

Heat radiating sheet

High-frequency power amplifier

Amplification device

High-frequency amplifier and radio transmission device with circuit...

High frequency power amplifier

Radio-frequency composite element