Tsunenori SANO

Person

Hamamatsu-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Speaker diaphragm and headphone
- Patent number 11,979,724
- Issue date May 7, 2024
- Yamaha Corporation
- Hiroshi Nakashima
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Speaker diaphragm and method of producing speaker diaphragm
- Patent number 11,716,570
- Issue date Aug 1, 2023
- Yamaha Corporation
- Hiroshi Nakashima
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Speaker diaphragm and production method thereof
- Patent number 11,432,072
- Issue date Aug 30, 2022
- Yamaha Corporation
- Hiroshi Nakashima
- B32 - LAYERED PRODUCTS
Information Patent Grant
Acoustic device
- Patent number 11,330,362
- Issue date May 10, 2022
- Yamaha Corporation
- Akihiko Nozaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Speaker Unit
- Publication number 20240098425
- Publication date Mar 21, 2024
- Yamaha Corporation
- Azumi YOSHIDA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MAGNETIC CIRCUIT FOR ACOUSTIC TRANSDUCER, AND SPEAKER UNIT
- Publication number 20230421962
- Publication date Dec 28, 2023
- Yamaha Corporation
- Takahiro TERADA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Speaker Diaphragm and Method of Producing Speaker Diaphragm
- Publication number 20210368270
- Publication date Nov 25, 2021
- Yamaha Corporation
- Hiroshi NAKASHIMA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Speaker Diaphragm and Headphone
- Publication number 20210297782
- Publication date Sep 23, 2021
- Yamaha Corporation
- Hiroshi NAKASHIMA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Speaker Diaphragm and Method for Manufacturing Speaker Diaphragm
- Publication number 20210136498
- Publication date May 6, 2021
- Yamaha Corporation
- Hiroshi NAKASHIMA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Speaker Diaphragm and Production Method Thereof
- Publication number 20200260188
- Publication date Aug 13, 2020
- Yamaha Corporation
- Hiroshi NAKASHIMA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ACOUSTIC DEVICE
- Publication number 20200204905
- Publication date Jun 25, 2020
- Yamaha Corporation
- Akihiko NOZAKI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Tsunenori SANO

Person

Patents Grantslast 30 patents

Speaker diaphragm and headphone

Speaker diaphragm and method of producing speaker diaphragm

Speaker diaphragm and production method thereof

Acoustic device

Patents Applicationslast 30 patents

Speaker Unit

MAGNETIC CIRCUIT FOR ACOUSTIC TRANSDUCER, AND SPEAKER UNIT

Speaker Diaphragm and Method of Producing Speaker Diaphragm

Speaker Diaphragm and Headphone

Speaker Diaphragm and Method for Manufacturing Speaker Diaphragm

Speaker Diaphragm and Production Method Thereof

ACOUSTIC DEVICE