Inventor
YAMAOKA TOHRU
JP11 patents
⚠️ This page may combine multiple inventors who share the name “YAMAOKA TOHRU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PANASONIC CORP
5 patentsUS7466834B2Dec 16, 2008
Electret condenser microphone
PANASONIC CORP63 citations97
US7853027B2Dec 14, 2010
Electret condenser
PANASONIC CORP15 citations92
US7706554B2Apr 27, 2010
Electret condenser
PANASONIC CORP20 citations92
US7620192B2Nov 17, 2009
Electret covered with an insulated film and an electret condenser having the electret
PANASONIC CORP14 citations83
US7847359B2Dec 7, 2010
MEMS device, MEMS device module and acoustic transducer
PANASONIC CORP1 citations51