Yoshiaki HIRAOKA

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Antenna device
- Patent number 11,901,647
- Issue date Feb 13, 2024
- Sony Group Corporation
- Yoshiaki Hiraoka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Antenna apparatus
- Patent number 11,881,619
- Issue date Jan 23, 2024
- Sony Group Corporation
- Yoshiaki Hiraoka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electronic device including an impedence matching circuit
- Patent number 9,948,341
- Issue date Apr 17, 2018
- Kyocera Corporation
- Yoshiaki Hiraoka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
ANTENNA DEVICE
- Publication number 20220069467
- Publication date Mar 3, 2022
- SONY GROUP CORPORATION
- Yoshiaki HIRAOKA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ANTENNA APPARATUS
- Publication number 20220029284
- Publication date Jan 27, 2022
- SONY GROUP CORPORATION
- Yoshiaki HIRAOKA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ANTENNA APPARATUS
- Publication number 20210399428
- Publication date Dec 23, 2021
- SONY GROUP CORPORATION
- Yuichiro SUZUKI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTRONIC DEVICE
- Publication number 20170279473
- Publication date Sep 28, 2017
- Kyocera Corporation
- Yoshiaki HIRAOKA
- H01 - BASIC ELECTRIC ELEMENTS