Inventor
TAI TOMOYOSHI
JP52 patents
⚠️ This page may combine multiple inventors who share the name “TAI TOMOYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NGK INSULATORS LTD
47 patentsUS7965015B2Jun 21, 2011
Lamb wave device
NGK INSULATORS LTD151 citations96
USD809804SFeb 13, 2018
Composite substrate for acoustic wave device
NGK INSULATORS LTD18 citations94
US9438201B2Sep 6, 2016
Composite substrates for acoustic wave elements, and acoustic wave elements
NGK INSULATORS LTD29 citations94
US8866365B2Oct 21, 2014
Composite substrate with partially planarized irregular surface
NGK INSULATORS LTD31 citations92
USD849422SMay 28, 2019
Composite substrate for acoustic wave device
NGK INSULATORS LTD10 citations84
US10284169B2May 7, 2019
Bonded bodies and acoustic wave devices
NGK INSULATORS LTD7 citations84
US7598826B2Oct 6, 2009
Piezoelectric thin film device having a drive section with a weighted portion
NGK INSULATORS LTD11 citations84
US8907547B2Dec 9, 2014
Composite substrate
NGK INSULATORS LTD10 citations83
US9680083B2Jun 13, 2017
Composite substrate, piezoelectric device, and method for manufacturing composite substrate
NGK INSULATORS LTD12 citations81
US11448907B2Sep 20, 2022
Bonded bodies for optical modulators, optical modulators and a method of producing bonded bodies for optical modulators
NGK INSULATORS LTD6 citations74
US11984870B2May 14, 2024
Bonded body and acoustic wave element
NGK INSULATORS LTD2 citations73
US11888462B2Jan 30, 2024
Bonded body and acoustic wave element
NGK INSULATORS LTD2 citations73
US11573435B2Feb 7, 2023
Composite substrate for electro-optic element and method for manufacturing the same
NGK INSULATORS LTD1 citations73
US11281032B2Mar 22, 2022
Composite substrate for electro-optic element and method for manufacturing the same
NGK INSULATORS LTD3 citations73
US11150497B2Oct 19, 2021
Composite substrate for electro-optic element and method for manufacturing the same
NGK INSULATORS LTD2 citations73
US11139427B2Oct 5, 2021
Bonded body and elastic wave element
NGK INSULATORS LTD2 citations73
US11133788B2Sep 28, 2021
Bonded body and elastic wave element
NGK INSULATORS LTD2 citations73
US11070189B2Jul 20, 2021
Joint and elastic wave element
NGK INSULATORS LTD2 citations73
US10964882B2Mar 30, 2021
Bonding method
NGK INSULATORS LTD2 citations73
US10720566B2Jul 21, 2020
Bonding method
NGK INSULATORS LTD2 citations73
US10432169B2Oct 1, 2019
Bonded body and elastic wave element
NGK INSULATORS LTD2 citations73
US8981531B2Mar 17, 2015
Composite wafer and method for manufacturing the same
NGK INSULATORS LTD6 citations73
US11107973B2Aug 31, 2021
Joined body of piezoelectric single-crystal substrate and support substrate
NGK INSULATORS LTD2 citations72
US10211389B2Feb 19, 2019
Composite substrate
NGK INSULATORS LTD3 citations72
US10931256B2Feb 23, 2021
Joined body and elastic wave element
NGK INSULATORS LTD4 citations69
US11815751B2Nov 14, 2023
Composite substrate for electro-optic element and method for manufacturing the same
NGK INSULATORS LTD0 citations63
US9159901B2Oct 13, 2015
Composite substrate and elastic wave device
NGK INSULATORS LTD2 citations63
US7609133B2Oct 27, 2009
Piezoelectric thin film device having an additional film outside an excitation region
NGK INSULATORS LTD4 citations63
US12411367B2Sep 9, 2025
Composite substrate for electro-optical element
NGK INSULATORS LTD0 citations62
US12166465B2Dec 10, 2024
Bonded body and acoustic wave element
NGK INSULATORS LTD0 citations62
US11632093B2Apr 18, 2023
Acoustic wave devices and a method of producing the same
NGK INSULATORS LTD0 citations62
US11411547B2Aug 9, 2022
Joint and elastic wave element
NGK INSULATORS LTD0 citations62
US11239405B2Feb 1, 2022
Method of producing a composite substrate
NGK INSULATORS LTD0 citations62
US10998878B2May 4, 2021
Joined body of piezoelectric material substrate and support substrate
NGK INSULATORS LTD0 citations62
US8901803B2Dec 2, 2014
Composite substrate and method for manufacturing the same
NGK INSULATORS LTD2 citations62
US11569434B2Jan 31, 2023
Vibrating plate-bonded-body
NGK INSULATORS LTD0 citations61
US12212301B2Jan 28, 2025
Composite substrate and surface acoustic wave element
NGK INSULATORS LTD0 citations58
US11637541B2Apr 25, 2023
Joined body and elastic wave element
NGK INSULATORS LTD0 citations58
US12436336B2Oct 7, 2025
Optical scanning element
NGK INSULATORS LTD0 citations52
US12025864B2Jul 2, 2024
Composite substrate for electro-optic element and method for manufacturing the same
NGK INSULATORS LTD0 citations52
US11456720B2Sep 27, 2022
Bonded body with piezoelectric monocrystalline substrate and supporting substrate
NGK INSULATORS LTD0 citations52
US9595657B2Mar 14, 2017
Composite substrate
NGK INSULATORS LTD0 citations52
US10629470B2Apr 21, 2020
Composite substrate, elastic wave device, and method for producing elastic wave device
NGK INSULATORS LTD0 citations51
US9911639B2Mar 6, 2018
Composite substrate, elastic wave device, and method for producing elastic wave device
NGK INSULATORS LTD0 citations51
US9812345B2Nov 7, 2017
Composite substrate, semiconductor device, and method for manufacturing semiconductor device
NGK INSULATORS LTD0 citations51
US10622544B2Apr 14, 2020
Composite substrate and acoustic wave device
NGK INSULATORS LTD0 citations47
US9917246B2Mar 13, 2018
Composite substrate, production method thereof, and acoustic wave device
NGK INSULATORS LTD0 citations47
TAI TOMOYOSHI
3 patentsShowing the top 50 of 52 patents by PatentIndex Score.