Inventor
MITOBE KUNIO
JP16 patents
⚠️ This page may combine multiple inventors who share the name “MITOBE KUNIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PIONEER ELECTRONIC CORP
9 patentsUS6154556ANov 28, 2000
Dome speaker
PIONEER ELECTRONIC CORP41 citations92
US5892185AApr 6, 1999
Speaker unit and a method for manufacturing the same
PIONEER ELECTRONIC CORP25 citations92
US5793002AAug 11, 1998
Loudspeaker vibrating diaphragm and methods for its production
PIONEER ELECTRONIC CORP21 citations92
US5157731AOct 20, 1992
Dome radiator speaker
PIONEER ELECTRONIC CORP45 citations92
US5111510AMay 5, 1992
Speaker and manufacturing method therefor
PIONEER ELECTRONIC CORP30 citations92
US5099949AMar 31, 1992
Speaker and manufacturing method therefor
PIONEER ELECTRONIC CORP24 citations92
US6030561AFeb 29, 2000
Methods for making a loudspeaker vibrating diaphragm
PIONEER ELECTRONIC CORP7 citations73
US5270676ADec 14, 1993
Method of making elements of a magnetic circuit in a loudspeaker
PIONEER ELECTRONIC CORP4 citations63
US7103195B1Sep 5, 2006
Speaker unit
PIONEER ELECTRONIC CORP5 citations56
PIONEER CORP
4 patentsUS8027503B2Sep 27, 2011
Diaphragm for speaker device, speaker device and mobile phone
PIONEER CORP13 citations79
US6754362B2Jun 22, 2004
Speaker and speaker system
PIONEER CORP4 citations61
US7433486B2Oct 7, 2008
Speaker and manufacturing method for the same
PIONEER CORP5 citations60
US8027502B2Sep 27, 2011
Speaker device and mobile phone
PIONEER CORP2 citations59