Akihiko Furuto

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Yamagata, JP

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Patents Grantslast 30 patents

Information Patent Grant
Speaker device and mobile phone
- Patent number 8,135,160
- Issue date Mar 13, 2012
- Pioneer Corporation
- Kunio Mitobe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Diaphragm and speaker device
- Patent number 8,041,071
- Issue date Oct 18, 2011
- Pioneer Corporation
- Akihiko Furuto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Diaphragm for speaker device, speaker device and mobile phone
- Patent number 8,027,503
- Issue date Sep 27, 2011
- Pioneer Corporation
- Shinsuke Konuma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
SPEAKER DEVICE
- Publication number 20110116662
- Publication date May 19, 2011
- Pioneer Corporation
- Kazuki Yuze
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SPEAKER DEVICE
- Publication number 20100208934
- Publication date Aug 19, 2010
- Pioneer Corporation
- Hiroyuki Dohi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Speaker Device
- Publication number 20100177925
- Publication date Jul 15, 2010
- Pioneer Corporation
- Akihiko Furuto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DIAPHRAGM AND SPEAKER DEVICE
- Publication number 20100135520
- Publication date Jun 3, 2010
- Pioneer Corporation
- Akihiko Furuto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Speaker device and mobile phone
- Publication number 20070147651
- Publication date Jun 28, 2007
- Pioneer Corporation
- Kunio Mitobe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Diaphragm for speaker device, speaker device and mobile phone
- Publication number 20070140520
- Publication date Jun 21, 2007
- Pioneer Corporation
- Shinsuke Konuma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE