MASATOSHI OKUYAMA

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Patents Grantslast 30 patents

Information Patent Grant
Video display device
- Patent number 9,462,213
- Issue date Oct 4, 2016
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Kenji Yamauchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Loudspeaker, electronic apparatus using same, and mobile apparatus
- Patent number 8,879,758
- Issue date Nov 4, 2014
- Panasonic Corporation
- Kenji Yamauchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Speaker system, electronic apparatus using same, and mobile body de...
- Patent number 8,818,006
- Issue date Aug 26, 2014
- Panasonic Corporation
- Kenji Yamauchi
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Speaker
- Patent number 6,341,167
- Issue date Jan 22, 2002
- Matsushita Electric Industrial Co., Inc.
- Masatoshi Okuyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
SPEAKER SYSTEM, ELECTRONIC APPARATUS USING SAME, AND MOBILE BODY DE...
- Publication number 20140029779
- Publication date Jan 30, 2014
- PANASONIC CORPORATION
- KENJI YAMAUCHI
- B60 - VEHICLES IN GENERAL
Information Patent Application
LOUDSPEAKER, ELECTRONIC APPARATUS USING SAME, AND MOBILE APPARATUS
- Publication number 20130336518
- Publication date Dec 19, 2013
- PANASONIC CORPORATION
- KENJI YAMAUCHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
VIDEO DISPLAY DEVICE
- Publication number 20130128130
- Publication date May 23, 2013
- PANASONIC CORPORATION
- Kenji YAMAUCHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE