Inventor
YOKOYAMA TSUYOSHI
JP68 patents
⚠️ This page may combine multiple inventors who share the name “YOKOYAMA TSUYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TAIYO YUDEN KK
14 patentsUS7978025B2Jul 12, 2011
Film bulk acoustic resonator, filter, communication module and communication device
TAIYO YUDEN KK33 citations93
US10187036B2Jan 22, 2019
Piezoelectric thin film resonator, filter, duplexer, and method of fabricating piezoelectric thin film resonator
TAIYO YUDEN KK7 citations84
US9087979B2Jul 21, 2015
Acoustic wave device
TAIYO YUDEN KK7 citations83
US10680576B2Jun 9, 2020
Piezoelectric thin film resonator, filter, and duplexer
TAIYO YUDEN KK3 citations73
US10205432B2Feb 12, 2019
Piezoelectric thin film resonator, filter, and duplexer
TAIYO YUDEN KK4 citations73
US10177732B2Jan 8, 2019
Piezoelectric thin film resonator, filter, and duplexer
TAIYO YUDEN KK3 citations73
US9595941B2Mar 14, 2017
Filter and duplexer with resonators having insertion films of different widths
TAIYO YUDEN KK2 citations73
US9444429B2Sep 13, 2016
Piezoelectric thin-film resonator, method for fabricating same, filter and duplexer having an interposed film
TAIYO YUDEN KK3 citations73
US9356573B2May 31, 2016
Piezoelectric thin film resonator, filter and duplexer including a film inserted in the piezoelectric film
TAIYO YUDEN KK5 citations73
US10469049B2Nov 5, 2019
Piezoelectric thin film resonator, filter, and duplexer
TAIYO YUDEN KK3 citations72
US10404230B2Sep 3, 2019
Piezoelectric thin film resonator, filter, and duplexer
TAIYO YUDEN KK6 citations72
US10910547B2Feb 2, 2021
Piezoelectric thin film resonator, filter, and multiplexer
TAIYO YUDEN KK1 citations63
US8344590B2Jan 1, 2013
Acoustic wave device with frequency control film
TAIYO YUDEN KK2 citations63
US7884527B2Feb 8, 2011
Piezoelectric thin-film resonator and filter using the same
TAIYO YUDEN KK5 citations63
FUJITSU MEDIA DEVICES LTD
12 patentsUS7567023B2Jul 28, 2009
Piezoelectric thin-film resonator and filter using the same
FUJITSU MEDIA DEVICES LTD24 citations93
US7498899B2Mar 3, 2009
Duplexer with filters including film bulk acoustic resonators
FUJITSU MEDIA DEVICES LTD21 citations93
US7323953B2Jan 29, 2008
Film bulk acoustic resonator and method of producing the same
FUJITSU MEDIA DEVICES LTD20 citations93
US7579761B2Aug 25, 2009
Piezoelectric thin-film resonator and filter
FUJITSU MEDIA DEVICES LTD11 citations84
US7498717B2Mar 3, 2009
Resonator, filter and fabrication of resonator
FUJITSU MEDIA DEVICES LTD8 citations84
US7737806B2Jun 15, 2010
Piezoelectric thin-film resonator and filter
FUJITSU MEDIA DEVICES LTD13 citations83
US7145417B2Dec 5, 2006
Filter chip and filter device
FUJITSU MEDIA DEVICES LTD15 citations83
US7482738B2Jan 27, 2009
Piezoelectric thin-film resonator and filter
FUJITSU MEDIA DEVICES LTD7 citations74
US7432631B2Oct 7, 2008
Piezoelectric thin-film resonator and filter and fabricating method
FUJITSU MEDIA DEVICES LTD6 citations63
US7368859B2May 6, 2008
Piezoelectric thin-film resonator and filter having the same
FUJITSU MEDIA DEVICES LTD2 citations63
US7345402B2Mar 18, 2008
Piezoelectric thin-film resonator and filter using the same
FUJITSU MEDIA DEVICES LTD6 citations63
US7786649B2Aug 31, 2010
Filter and duplexer
FUJITSU MEDIA DEVICES LTD3 citations62
NISHIHARA TOKIHIRO
5 patentsUS8084919B2Dec 27, 2011
Piezoelectric thin-film resonator, filter using the same, and duplexer using the same
NISHIHARA TOKIHIRO42 citations92
US9071225B2Jun 30, 2015
Electronic circuit and electronic module
NISHIHARA TOKIHIRO13 citations84
US8841819B2Sep 23, 2014
Acoustic wave device
NISHIHARA TOKIHIRO14 citations84
US8125123B2Feb 28, 2012
Piezoelectric thin film resonant element and circuit component using the same
NISHIHARA TOKIHIRO6 citations73
US8749320B2Jun 10, 2014
Acoustic wave device and method for manufacturing the same
NISHIHARA TOKIHIRO2 citations63
TANIGUCHI SHINJI
5 patentsUS8450906B2May 28, 2013
Piezoelectric thin-film resonator
TANIGUCHI SHINJI7 citations84
US8093962B2Jan 10, 2012
Filter, duplexer and communication apparatus
TANIGUCHI SHINJI8 citations84
US8164398B2Apr 24, 2012
Resonator, filter and electronic device
TANIGUCHI SHINJI12 citations82
US9013250B2Apr 21, 2015
Acoustic wave device and filter
TANIGUCHI SHINJI2 citations62
US8085115B2Dec 27, 2011
Piezoelectric thin film resonator, filter, and communication apparatus
TANIGUCHI SHINJI5 citations62
FUJITSU LTD
4 patentsUS7271684B2Sep 18, 2007
Filter element, and filter device, duplexer, and high-frequency circuit each including said filter element
FUJITSU LTD23 citations93
US6734763B2May 11, 2004
Thin-film piezoelectric resonator, band-pass filter and method of making thin-film piezoelectric resonator
FUJITSU LTD29 citations91
US6949990B2Sep 27, 2005
Filter device
FUJITSU LTD12 citations84
US7211931B2May 1, 2007
Piezoelectric thin-film resonator and filter using the same
FUJITSU LTD8 citations74
HARA MOTOAKI
4 patentsUS8723623B2May 13, 2014
Acoustic wave device, method of manufacturing acoustic wave device and transmission apparatus
HARA MOTOAKI9 citations84
US8653908B2Feb 18, 2014
Film bulk acoustic resonator, filter, communication module and communication apparatus
HARA MOTOAKI7 citations84
US8125298B2Feb 28, 2012
Acoustic wave filter, duplexer using the acoustic wave filter, and communication apparatus using the duplexer
HARA MOTOAKI13 citations84
US8228138B2Jul 24, 2012
Filter element, duplexer and electronic device having piezoelectric thin-film resonators stacked vertically
HARA MOTOAKI2 citations63
YOKOYAMA TSUYOSHI
3 patentsUS9160298B2Oct 13, 2015
Acoustic wave device
YOKOYAMA TSUYOSHI3 citations62
US8854158B2Oct 7, 2014
Elastic wave device and method for manufacturing the same
YOKOYAMA TSUYOSHI3 citations62
US8531087B2Sep 10, 2013
Piezoelectric thin-film resonator with distributed concave or convex patterns
YOKOYAMA TSUYOSHI2 citations62
SAKASHITA TAKESHI
2 patentsUEDA SATOSHI
1 patentShowing the top 50 of 68 patents by PatentIndex Score.