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Inventor
FURUTO AKIHIKO
JP
3 patents
⚠️ This page may combine multiple inventors who share the name “FURUTO AKIHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PIONEER CORP
2 patents
US8027503B2
Sep 27, 2011
Diaphragm for speaker device, speaker device and mobile phone
PIONEER CORP
13 citations
79
US8041071B2
Oct 18, 2011
Diaphragm and speaker device
PIONEER CORP
0 citations
42
MITOBE KUNIO
1 patent
US8135160B2
Mar 13, 2012
Speaker device and mobile phone
MITOBE KUNIO
4 citations
53