KOHEI KIKUCHI

Follow

Person

SAITAMA, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Edge of diaphragm and speaker unit
- Patent number 11,128,956
- Issue date Sep 21, 2021
- Sony Corporation
- Kohei Kikuchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Speaker apparatus
- Patent number 10,993,018
- Issue date Apr 27, 2021
- Sony Corporation
- Kohei Kikuchi
- F21 - LIGHTING
Information Patent Grant
Speaker apparatus that oscillates an oscillating body via an oscill...
- Patent number 10,405,100
- Issue date Sep 3, 2019
- Sony Corporation
- Yohei Fukuma
- F21 - LIGHTING

Patents Applicationslast 30 patents

Information Patent Application
EDGE OF DIAPHRAGM AND SPEAKER UNIT
- Publication number 20200145760
- Publication date May 7, 2020
- SONY CORPORATION
- KOHEI KIKUCHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SPEAKER APPARATUS
- Publication number 20170332166
- Publication date Nov 16, 2017
- SONY CORPORATION
- KOHEI KIKUCHI
- F21 - LIGHTING
Information Patent Application
SPEAKER APPARATUS
- Publication number 20170325031
- Publication date Nov 9, 2017
- Sony Corporation
- YOHEI FUKUMA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE