Yoshihide TOYOSHIMA

Follow

Person

Neyagawa-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Voice coil assembly and loudspeaker using the same
- Patent number 7,864,977
- Issue date Jan 4, 2011
- ONKYO Corporation
- Koichi Sadaie
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Voice coil assembly, loudspeaker using the same, and method for pro...
- Patent number 7,848,536
- Issue date Dec 7, 2010
- ONKYO Corporation
- Koichi Sadaie
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
VOICE COIL ASSEMBLY AND LOUDSPEAKER USING THE SAME
- Publication number 20100215208
- Publication date Aug 26, 2010
- Koichi SADAIE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
VOICE COIL ASSEMBLY, LOUDSPEAKER USING THE SAME, AND METHOD FOR PRO...
- Publication number 20090116681
- Publication date May 7, 2009
- Koichi SADAIE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE