Yuuta KATSURAYAMA

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electret sheet and piezoelectric sensor
- Patent number 11,908,629
- Issue date Feb 20, 2024
- Sekisui Chemical Co., Ltd.
- Tetsuhiro Kato
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electret sheet
- Patent number 11,688,563
- Issue date Jun 27, 2023
- Sekisui Chemical Co., Ltd.
- Tetsuhiro Kato
- G01 - MEASURING TESTING
Information Patent Grant
Piezoelectric sensor
- Patent number 11,264,556
- Issue date Mar 1, 2022
- Sekisui Chemical Co., Ltd.
- Nobuto Kamiya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electret sheet
- Patent number 11,024,463
- Issue date Jun 1, 2021
- Sekisui Chemical Co., Ltd.
- Tetsuhiro Kato
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Electret sheet
- Patent number 10,978,252
- Issue date Apr 13, 2021
- Sekisui Chemical Co., Ltd.
- Tetsuhiro Kato
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
STATE DETERMINATION METHOD, STATE DETERMINATION DEVICE, STATE DETER...
- Publication number 20230000394
- Publication date Jan 5, 2023
- Sekisui Chemical Co., Ltd
- Yasuyuki SHIRASAKA
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
PIEZOELECTRIC SENSOR
- Publication number 20210280770
- Publication date Sep 9, 2021
- Sekisui Chemical Co., Ltd
- Nobuto KAMIYA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTRET SHEET AND PIEZOELECTRIC SENSOR
- Publication number 20210257165
- Publication date Aug 19, 2021
- Sekisui Chemical Co., Ltd
- Tetsuhiro KATO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTRET SHEET
- Publication number 20210249195
- Publication date Aug 12, 2021
- Sekisui Chemical Co., Ltd
- Tetsuhiro KATO
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
ELECTRET SHEET
- Publication number 20190057816
- Publication date Feb 21, 2019
- Sekisui Chemical Co., Ltd
- Tetsuhiro KATO
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
ELECTRET SHEET
- Publication number 20190043672
- Publication date Feb 7, 2019
- Sekisui Chemical Co., Ltd
- Tetsuhiro KATO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE