Kazuhisa KOTEGAWA

Person

Osaka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Active noise reduction device, vehicle, and anomaly determination m...
- Patent number 11,996,076
- Issue date May 28, 2024
- PANASONIC AUTOMOTIVE SYSTEMS CO., LTD.
- Kazuhisa Kotegawa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Active noise reduction device, vehicle, and active noise reduction...
- Patent number 11,790,883
- Issue date Oct 17, 2023
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Kazuhisa Kotegawa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Active noise reduction device and active noise reduction method
- Patent number 11,438,696
- Issue date Sep 6, 2022
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Shota Yanagi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Noise masking device, vehicle and noise masking method
- Patent number 10,685,637
- Issue date Jun 16, 2020
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Kazuhisa Kotegawa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Sound masking device, vehicle, and sound masking method
- Patent number 10,290,295
- Issue date May 14, 2019
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Kazuhisa Kotegawa
- B60 - VEHICLES IN GENERAL
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
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 reproducing apparatus
- Patent number 8,155,328
- Issue date Apr 10, 2012
- Panasonic Corporation
- Kazuhisa Kotegawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Sound reproducing apparatus
- Patent number 8,139,798
- Issue date Mar 20, 2012
- Panasonic Corporation
- Kazuhisa Kotegawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Sound reproducing apparatus and vehicle using the sound reproducing...
- Patent number 8,116,488
- Issue date Feb 14, 2012
- Panasonic Corporation
- Shinnosuke Nagasawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
ACTIVE NOISE REDUCTION DEVICE, VEHICLE, AND ANOMALY DETERMINATION M...
- Publication number 20220284879
- Publication date Sep 8, 2022
- Panasonic Intellectual Property Management Co., Ltd.
- Kazuhisa KOTEGAWA
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
ACTIVE NOISE REDUCTION DEVICE, VEHICLE, AND ACTIVE NOISE REDUCTION...
- Publication number 20220284881
- Publication date Sep 8, 2022
- Panasonic Intellectual Property Management Co., Ltd.
- Kazuhisa KOTEGAWA
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
ACTIVE NOISE REDUCTION DEVICE AND ACTIVE NOISE REDUCTION METHOD
- Publication number 20210306745
- Publication date Sep 30, 2021
- Panasonic Intellectual Property Management Co., Ltd.
- Shota YANAGI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
NOISE MASKING DEVICE, VEHICLE AND NOISE MASKING METHOD
- Publication number 20190130887
- Publication date May 2, 2019
- Panasonic Intellectual Property Management Co., Lt d.
- Kazuhisa KOTEGAWA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SOUND MASKING DEVICE, VEHICLE, AND SOUND MASKING METHOD
- Publication number 20180166061
- Publication date Jun 14, 2018
- Panasonic Intellectual Property Management Co., Ltd.
- Kazuhisa KOTEGAWA
- B60 - VEHICLES IN GENERAL
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
ULTRASONIC SPEAKER SYSTEM
- Publication number 20140233760
- Publication date Aug 21, 2014
- PANASONIC CORPORATION
- Kazuhisa KOTEGAWA
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
SOUND REPRODUCING APPARATUS
- Publication number 20090225995
- Publication date Sep 10, 2009
- Kazuhisa Kotegawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
SOUND REPRODUCING APPARATUS AND VEHICLE USING THE SOUND REPRODUCING...
- Publication number 20090074212
- Publication date Mar 19, 2009
- Matsushita Electric Industrial Co., Ltd.
- Shinnosuke NAGASAWA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Sound Reproducing Apparatus
- Publication number 20090052693
- Publication date Feb 26, 2009
- PANASONIC CORPORATION
- Kazuhisa Kotegawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SOUND REPRODUCING APPARATUS
- Publication number 20070189552
- Publication date Aug 16, 2007
- Matsushita Electric Industrial Co., Ltd.
- Kazuhisa KOTEGAWA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Kazuhisa KOTEGAWA

Person

Patents Grantslast 30 patents

Active noise reduction device, vehicle, and anomaly determination m...

Active noise reduction device, vehicle, and active noise reduction...

Active noise reduction device and active noise reduction method

Noise masking device, vehicle and noise masking method

Sound masking device, vehicle, and sound masking method

Sound reproduction device

Ultrasonic speaker system

Sound reproducing apparatus

Sound reproducing apparatus

Sound reproducing apparatus and vehicle using the sound reproducing...

Patents Applicationslast 30 patents

ACTIVE NOISE REDUCTION DEVICE, VEHICLE, AND ANOMALY DETERMINATION M...

ACTIVE NOISE REDUCTION DEVICE, VEHICLE, AND ACTIVE NOISE REDUCTION...

ACTIVE NOISE REDUCTION DEVICE AND ACTIVE NOISE REDUCTION METHOD

NOISE MASKING DEVICE, VEHICLE AND NOISE MASKING METHOD

SOUND MASKING DEVICE, VEHICLE, AND SOUND MASKING METHOD

SOUND REPRODUCTION DEVICE

ULTRASONIC SPEAKER SYSTEM

SOUND REPRODUCING APPARATUS

SOUND REPRODUCING APPARATUS AND VEHICLE USING THE SOUND REPRODUCING...

Sound Reproducing Apparatus

SOUND REPRODUCING APPARATUS