Inventor
DOSHIDA YUTAKA
JP31 patents
⚠️ This page may combine multiple inventors who share the name “DOSHIDA YUTAKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TAIYO YUDEN KK
24 patentsUS7656073B2Feb 2, 2010
Driving device
TAIYO YUDEN KK17 citations80
US10250995B2Apr 2, 2019
Piezoelectric speaker and electroacoustic transducer
TAIYO YUDEN KK3 citations73
US9973857B2May 15, 2018
Piezoelectric speaker and electroacoustic transducer
TAIYO YUDEN KK6 citations72
US9756427B2Sep 5, 2017
Electroacoustic converter and electronic device
TAIYO YUDEN KK3 citations72
US9686615B2Jun 20, 2017
Electroacoustic converter and electronic device
TAIYO YUDEN KK3 citations72
US9654881B2May 16, 2017
Electroacoustic transducer
TAIYO YUDEN KK6 citations72
US9601682B2Mar 21, 2017
Electroacoustic transducer
TAIYO YUDEN KK6 citations72
US10446737B2Oct 15, 2019
Piezoelectric element and method of manufacturing the same
TAIYO YUDEN KK2 citations71
US9614142B2Apr 4, 2017
Piezoelectric ceramic composition constituted by Ag-segregated sintered body of zirconate-titanate type perovskite composition
TAIYO YUDEN KK2 citations69
US9406866B2Aug 2, 2016
Piezoelectric device with piezoelectric ceramic layer having AG segregated in voids in sintered body of perovskite composition
TAIYO YUDEN KK3 citations69
US10433073B2Oct 1, 2019
Electroacoustic transducer
TAIYO YUDEN KK1 citations62
US10412502B2Sep 10, 2019
Electroacoustic transducer with dual vibration plate
TAIYO YUDEN KK1 citations62
US7772743B2Aug 10, 2010
Piezoelectric drive unit and piezoelectric drive element
TAIYO YUDEN KK3 citations62
US9450173B2Sep 20, 2016
Piezoelectric ceramic and piezoelectric element
TAIYO YUDEN KK2 citations61
US7923898B2Apr 12, 2011
Piezo drive system
TAIYO YUDEN KK6 citations61
US10897674B2Jan 19, 2021
Electroacoustic transducer
TAIYO YUDEN KK0 citations52
US10121956B2Nov 6, 2018
Electroacoustic transducer
TAIYO YUDEN KK1 citations52
US9637414B2May 2, 2017
Dielectric porcelain composition and dielectric element having the same
TAIYO YUDEN KK1 citations52
US8974687B2Mar 10, 2015
Piezoelectric ceramic and method of manufacturing the same
TAIYO YUDEN KK0 citations52
US9838799B2Dec 5, 2017
Electroacoustic converter
TAIYO YUDEN KK1 citations51
US9281465B2Mar 8, 2016
Piezoelectric element and method of manufacturing the same
TAIYO YUDEN KK1 citations51
US10418542B2Sep 17, 2019
Piezoelectric ceramic speaker using vibration sheet formed with piezoelectric ceramic
TAIYO YUDEN KK0 citations49
US9786833B2Oct 10, 2017
Piezoelectric ceramic, method of manufacturing same, and piezoelectric ceramic speaker using same
TAIYO YUDEN KK0 citations49
US9755137B2Sep 5, 2017
Piezoelectric device with piezoelectric ceramic layer constituted by alkali-containing niobate type perovskite composition
TAIYO YUDEN KK0 citations48
HATANO KEIICHI
4 patentsUS8471442B2Jun 25, 2013
Piezoelectric ceramic, method for producing same, and piezoelectric device
HATANO KEIICHI5 citations70
US8674589B2Mar 18, 2014
Piezoelectric ceramics and multi-layered piezoelectric ceramic components
HATANO KEIICHI6 citations68
US9537082B2Jan 3, 2017
Piezoelectric ceramic, piezoelectric ceramic component, and piezoelectric device using such piezoelectric ceramic component
HATANO KEIICHI0 citations50
US8487515B2Jul 16, 2013
Piezoelectric ceramic, process for producing the piezoelectric ceramic, and piezoelectric device
HATANO KEIICHI0 citations49