Katsu Takeda

Person

Osaka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Sound reproduction device
- Patent number 9,743,186
- Issue date Aug 22, 2017
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Katsu Takeda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Sound reproduction device
- Patent number 9,565,496
- Issue date Feb 7, 2017
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Fumiyasu Konno
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Portable terminal and skin property measuring instrument
- Patent number 9,398,127
- Issue date Jul 19, 2016
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Koichi Ikemoto
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Directional loudspeaker
- Patent number 9,253,578
- Issue date Feb 2, 2016
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Fumiyasu Konno
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Sound reproducing apparatus for sound reproduction using an ultraso...
- Patent number 9,100,755
- Issue date Aug 4, 2015
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Katsu Takeda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Sound reproduction device
- Patent number 9,036,856
- Issue date May 19, 2015
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Katsu Takeda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Sound reproduction device
- Patent number 8,861,774
- Issue date Oct 14, 2014
- Panasonic Patent Center
- Katsu Takeda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Ultrasonic speaker system
- Patent number 8,855,333
- Issue date Oct 7, 2014
- Panasonic Corporation
- Kazuhisa Kotegawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Sound reproduction device
- Patent number 8,750,543
- Issue date Jun 10, 2014
- Panasonic Corporation
- Katsu Takeda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Sound reproducing device
- Patent number 8,666,106
- Issue date Mar 4, 2014
- Panasonic Corporation
- Fumiyasu Konno
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for manufacturing an electronic component
- Patent number 7,370,396
- Issue date May 13, 2008
- Matsushita Electric Industrial Co., Ltd.
- Akihiko Namba
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Piezoelectric transformer, power supply circuit and lighting unit u...
- Patent number 7,202,592
- Issue date Apr 10, 2007
- Matsushita Electric Industrial Co., Ltd.
- Katsu Takeda
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Electronic component and method for manufacturing the same
- Patent number 7,170,215
- Issue date Jan 30, 2007
- Matsushita Electric Industrial Co., Ltd.
- Akihiko Namba
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Driving circuit for piezoelectric transformer, cold-cathode tube li...
- Patent number 7,145,281
- Issue date Dec 5, 2006
- Matsushita Electric Industrial Co., Ltd.
- Katsu Takeda
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Driving circuit for piezoelectric transformer, cold-cathode tube li...
- Patent number 7,038,354
- Issue date May 2, 2006
- Matsushita Electric Industrial Co., Ltd.
- Katsu Takeda
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Driving circuit and driving method for piezoelectric transformer, b...
- Patent number 7,034,800
- Issue date Apr 25, 2006
- Matsushita Electric Industrial Co., Ltd.
- Hiroshi Nakatsuka
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Piezoelectric transformer, piezoelectric transformer unit, inverter...
- Patent number 7,030,538
- Issue date Apr 18, 2006
- Matsushita Electric Industrial Co., Ltd.
- Hiroshi Nakatsuka
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Light emission control device, backlight device, liquid crystal dis...
- Patent number 7,012,578
- Issue date Mar 14, 2006
- Matsushita Electric Industrial Co., Ltd.
- Hiroshi Nakatsuka
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Piezoelectric vibrator ladder-type filter using piezoeletric vibrat...
- Patent number 6,992,424
- Issue date Jan 31, 2006
- Matsushita Electric Industrial Co., Ltd.
- Yukinori Sasaki
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Piezoelectric transformer
- Patent number 6,989,626
- Issue date Jan 24, 2006
- Matsushita Electric Industrial Co., Ltd.
- Katsu Takeda
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Driving method and driving circuit for piezoelectric transformer, c...
- Patent number 6,911,787
- Issue date Jun 28, 2005
- Matsushita Electric Industrial Co., Ltd.
- Katsu Takeda
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Piezoelectric transformer
- Patent number 6,812,623
- Issue date Nov 2, 2004
- Matsushita Electric Industrial Co., Ltd.
- Katsu Takeda
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method of driving a piezoelectric transformer and power source appa...
- Patent number 6,720,705
- Issue date Apr 13, 2004
- Matsushita Electric Industrial Co., Ltd.
- Hiroshi Nakatsuka
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Drive device and drive method for a cold cathode fluorescent lamp
- Patent number 6,566,821
- Issue date May 20, 2003
- Matsushita Electric Industrial Co., Ltd.
- Hiroshi Nakatsuka
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Driving method and driving circuit for piezoelectric transformer, c...
- Patent number 6,509,671
- Issue date Jan 21, 2003
- Matsushita Electric Industrial Co., Ltd.
- Katsu Takeda
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Apparatus and method for driving a cathode discharge tube
- Patent number 6,509,700
- Issue date Jan 21, 2003
- Matsushita Electric Industrial Co., Ltd.
- Hiroshi Nakatsuka
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Piezoelectric resonator and method for fabricating the same
- Patent number 6,243,933
- Issue date Jun 12, 2001
- Matsushita Electric Industrial Co., Ltd.
- Masato Sugimoto
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Acceleration sensor
- Patent number 6,227,051
- Issue date May 8, 2001
- Matsushita Electric Industrial Co., Ltd.
- Tetsuro Otsuchi
- G01 - MEASURING TESTING
Information Patent Grant
Acceleration sensor and method for producing the same
- Patent number 6,111,338
- Issue date Aug 29, 2000
- Matsushita Electric Industrial Co., Ltd.
- Tetsuro Otsuchi
- G01 - MEASURING TESTING
Information Patent Grant
Acceleration sensor
- Patent number 6,050,144
- Issue date Apr 18, 2000
- Matsushita Electric Industrial Co., Ltd.
- Tetsuro Otsuchi
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
PORTABLE TERMINAL AND SKIN PROPERTY MEASURING INSTRUMENT
- Publication number 20150156298
- Publication date Jun 4, 2015
- Panasonic Intellectual Property Management Co., Ltd.
- Koichi Ikemoto
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SOUND REPRODUCTION DEVICE
- Publication number 20140254811
- Publication date Sep 11, 2014
- PANASONIC CORPORATION
- Katsu TAKEDA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SOUND REPRODUCTION DEVICE
- Publication number 20140241552
- Publication date Aug 28, 2014
- PANASONIC CORPORATION
- Katsu Takeda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ULTRASONIC SPEAKER SYSTEM
- Publication number 20140233760
- Publication date Aug 21, 2014
- PANASONIC CORPORATION
- Kazuhisa KOTEGAWA
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
SOUND REPRODUCTION DEVICE
- Publication number 20140161278
- Publication date Jun 12, 2014
- PANASONIC CORPORATION
- Fumiyasu Konno
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DIRECTIONAL LOUDSPEAKER
- Publication number 20140153750
- Publication date Jun 5, 2014
- PANASONIC CORPORATION
- Fumiyasu Konno
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SOUND REPRODUCTION DEVICE
- Publication number 20130182883
- Publication date Jul 18, 2013
- PANASONIC CORPORATION
- Katsu Takeda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SOUND REPRODUCTION DEVICE
- Publication number 20130163795
- Publication date Jun 27, 2013
- PANASONIC CORPORATION
- Katsu Takeda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SOUND REPRODUCING DEVICE
- Publication number 20130077803
- Publication date Mar 28, 2013
- Fumiyasu KONNO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ACOUSTIC REPRODUCTION DEVICE
- Publication number 20110188672
- Publication date Aug 4, 2011
- PANASONIC CORPORATION
- Masaki Tada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SOUND REPRODUCING APPARATUS
- Publication number 20110170712
- Publication date Jul 14, 2011
- PANASONIC CORPORATION
- Katsu Takeda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ELECTRONIC COMPONENT AND METHOD FOR MANUFACTURING THE SAME
- Publication number 20070090731
- Publication date Apr 26, 2007
- Matsushita Electric Industrial Co., Ltd.
- Akihiko NAMBA
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Piezoelectric transformer, piezoelectric transformer unit, inverter...
- Publication number 20060038466
- Publication date Feb 23, 2006
- Matsushita Electric Industrial Co., Ltd.
- Hiroshi Nakatsuka
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Driving circuit for piezoelectric transformer, cold-cathode tube li...
- Publication number 20050285478
- Publication date Dec 29, 2005
- Matsushita Electric Industrial Co., Ltd.
- Katsu Takeda
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Electronic component and method for manufacturing the same
- Publication number 20040256961
- Publication date Dec 23, 2004
- Matsushita Electric Industrial Co., Ltd.
- Akihiko Namba
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Piezoelectric transformer
- Publication number 20040256960
- Publication date Dec 23, 2004
- Katsu Takeda
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Piezoelectric transformer, power supply circuit and lighting unit u...
- Publication number 20040232806
- Publication date Nov 25, 2004
- Hiroshi Nakatsuka
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Piezoelectric transformer, power supply circuit and lighting unit u...
- Publication number 20040227434
- Publication date Nov 18, 2004
- Katsu Takeda
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Driving method and driving circuit for piezoelectric transformer, c...
- Publication number 20040104884
- Publication date Jun 3, 2004
- Matsushita Electric Industrial Co., Ltd.
- Katsu Takeda
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Piezoelectric vibrator ladder-type filter using piezoeletric vibrat...
- Publication number 20040090147
- Publication date May 13, 2004
- Yukinori Sasaki
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Light emission control device, backlight device, liquid crystal dis...
- Publication number 20030234762
- Publication date Dec 25, 2003
- Matsushita Electric Industrial Co., Ltd.
- Hiroshi Nakatsuka
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Piezoelectric transformer
- Publication number 20030137222
- Publication date Jul 24, 2003
- Katsu Takeda
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Driving circuit for piezoelectric transformer, cold-cathode tube li...
- Publication number 20030102776
- Publication date Jun 5, 2003
- Matsushita Electric Industrial Co., Ltd.
- Katsu Takeda
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Driving circuit and driving method for piezoelectric transformer, b...
- Publication number 20030098861
- Publication date May 29, 2003
- Matsushita Electric Industrial Co., Ltd.
- Hiroshi Nakatsuka
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Piezoelectric transformer, piezoelectric transformer unit, inverter...
- Publication number 20020190611
- Publication date Dec 19, 2002
- Matsushita Electric Industrial Co., Ltd.
- Hiroshi Nakatsuka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Drive device and drive method for a cold cathode fluorescent lamp
- Publication number 20020121865
- Publication date Sep 5, 2002
- Matsushita Electric Industrial Co., Ltd.
- Hiroshi Nakatsuka
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Apparatus and method for driving a cathode discharge tube
- Publication number 20020070674
- Publication date Jun 13, 2002
- Matsushita Electric Industrial Co., Ltd.
- Hiroshi Nakatsuka
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
Method of driving a piezoelectric transformer and power source appa...
- Publication number 20020024269
- Publication date Feb 28, 2002
- Matsushita Electric Industrial Co., Ltd.
- Hiroshi Nakatsuka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Driving method and driving circuit for piezoelectric transformer, c...
- Publication number 20010050513
- Publication date Dec 13, 2001
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Katsu Takeda
- H01 - BASIC ELECTRIC ELEMENTS

Katsu Takeda

Person

Patents Grantslast 30 patents

Sound reproduction device

Sound reproduction device

Portable terminal and skin property measuring instrument

Directional loudspeaker

Sound reproducing apparatus for sound reproduction using an ultraso...

Sound reproduction device

Sound reproduction device

Ultrasonic speaker system

Sound reproduction device

Sound reproducing device

Method for manufacturing an electronic component

Piezoelectric transformer, power supply circuit and lighting unit u...

Electronic component and method for manufacturing the same

Driving circuit for piezoelectric transformer, cold-cathode tube li...

Driving circuit for piezoelectric transformer, cold-cathode tube li...

Driving circuit and driving method for piezoelectric transformer, b...

Piezoelectric transformer, piezoelectric transformer unit, inverter...

Light emission control device, backlight device, liquid crystal dis...

Piezoelectric vibrator ladder-type filter using piezoeletric vibrat...

Piezoelectric transformer

Driving method and driving circuit for piezoelectric transformer, c...

Piezoelectric transformer

Method of driving a piezoelectric transformer and power source appa...

Drive device and drive method for a cold cathode fluorescent lamp

Driving method and driving circuit for piezoelectric transformer, c...

Apparatus and method for driving a cathode discharge tube

Piezoelectric resonator and method for fabricating the same

Acceleration sensor

Acceleration sensor and method for producing the same

Acceleration sensor

Patents Applicationslast 30 patents

PORTABLE TERMINAL AND SKIN PROPERTY MEASURING INSTRUMENT

SOUND REPRODUCTION DEVICE

SOUND REPRODUCTION DEVICE

ULTRASONIC SPEAKER SYSTEM

SOUND REPRODUCTION DEVICE

DIRECTIONAL LOUDSPEAKER

SOUND REPRODUCTION DEVICE

SOUND REPRODUCTION DEVICE

SOUND REPRODUCING DEVICE

ACOUSTIC REPRODUCTION DEVICE

SOUND REPRODUCING APPARATUS

ELECTRONIC COMPONENT AND METHOD FOR MANUFACTURING THE SAME

Piezoelectric transformer, piezoelectric transformer unit, inverter...

Driving circuit for piezoelectric transformer, cold-cathode tube li...

Electronic component and method for manufacturing the same

Piezoelectric transformer

Piezoelectric transformer, power supply circuit and lighting unit u...

Piezoelectric transformer, power supply circuit and lighting unit u...

Driving method and driving circuit for piezoelectric transformer, c...

Piezoelectric vibrator ladder-type filter using piezoeletric vibrat...

Light emission control device, backlight device, liquid crystal dis...

Piezoelectric transformer

Driving circuit for piezoelectric transformer, cold-cathode tube li...

Driving circuit and driving method for piezoelectric transformer, b...

Piezoelectric transformer, piezoelectric transformer unit, inverter...

Drive device and drive method for a cold cathode fluorescent lamp

Apparatus and method for driving a cathode discharge tube

Method of driving a piezoelectric transformer and power source appa...

Driving method and driving circuit for piezoelectric transformer, c...