Chuichi Endo

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Yamagata, JP

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Patents Grantslast 30 patents

Information Patent Grant
Low-frequency sound reproducing speaker apparatus
- Patent number 7,284,637
- Issue date Oct 23, 2007
- Pioneer Corporation
- Yasuhisa Abe
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Mobile speaker system having an illumination effect
- Patent number 4,953,220
- Issue date Aug 28, 1990
- Pioneer Electronic Corporation
- Fumio Murayama
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Speaker apparatus
- Publication number 20060256995
- Publication date Nov 16, 2006
- PIONEER CORPORATION
- Yasuhisa Abe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Low-frequency sound reproducing speaker apparatus
- Publication number 20060191740
- Publication date Aug 31, 2006
- PIONEER CORPORATION
- Yasuhisa Abe
- B60 - VEHICLES IN GENERAL