Inventor · disambiguated record

Julius Koskela

Also filed as: KOSKELA JULIUS

47 granted patents·9 pending applications·767 citations·filing 2003–2025

97Inventor score

Technology areasH03H G06F G01L H03D H04B

Files withMURATA MANUFACTURING CO40 RESONANT INC13 NOKIA CORP3

Top patents by PatentIndex Score

56 records

0199US10998882B2XBAR resonators with non-rectangular diaphragmsRESONANT INC·Filed 2020·Granted May 4, 2021·134 cites·18 claims
0298US11143561B2Passive microphone/pressure sensor using a piezoelectric diaphragmRESONANT INC·Filed 2019·Granted Oct 12, 2021·58 cites·25 claims
0398US11146232B2Transversely-excited film bulk acoustic resonator with reduced spurious modesRESONANT INC·Filed 2020·Granted Oct 12, 2021·113 cites·18 claims
0498US11114996B2Transversely-excited film bulk acoustic resonators with molybdenum conductorsRESONANT INC·Filed 2020·Granted Sep 7, 2021·58 cites·32 claims
0598US10992282B1Transversely-excited film bulk acoustic resonators with electrodes having a second layer of variable widthRESONANT INC·Filed 2020·Granted Apr 27, 2021·119 cites·31 claims
0698US10826462B2Transversely-excited film bulk acoustic resonators with molybdenum conductorsRESONANT INC·Filed 2020·Granted Nov 3, 2020·232 cites·22 claims
0797US10862454B1Film bulk acoustic resonators in thin LN-LT layersRESONANT INC·Filed 2020·Granted Dec 8, 2020·7 cites·27 claims
0896US11881834B2Transversely-excited film bulk acoustic resonator with reduced spurious modesMURATA MANUFACTURING CO·Filed 2021·Granted Jan 23, 2024·3 cites·22 claims
0991US12088281B2Transversely-excited film bulk acoustic resonator with multi-mark interdigital transducerMURATA MANUFACTURING CO·Filed 2021·Granted Sep 10, 2024·2 cites·7 claims
1090US10944380B1Film bulk acoustic resonators in thin LN-LT layersRESONANT INC·Filed 2020·Granted Mar 9, 2021·2 cites·21 claims
1185US7453934B2Automatic receiver calibration with noise and fast fourier transformNOKIA CORP·Filed 2005·Granted Nov 18, 2008·12 cites·25 claims
1285US2025125783A1Transversely-excited film bulk acoustic resonators with electrodes having a second layer of variable widthMURATA MANUFACTURING CO·Filed 2024·Application pending·0 cites
1385US2025323616A1Transversely-excited film bulk acoustic resonators with electrodes having irregular hexagon cross-sectional shapesMURATA MANUFACTURING CO·Filed 2025·Application pending·0 cites
1484US11855602B2Transversely-excited film bulk acoustic resonators with electrodes having a second layer of variable widthMURATA MANUFACTURING CO·Filed 2021·Granted Dec 26, 2023·1 cites·28 claims
1583US12255605B2Transversely-excited film bulk acoustic resonators with electrodes having a second layer of variable widthMURATA MANUFACTURING CO·Filed 2023·Granted Mar 18, 2025·0 cites·18 claims
1682US11929735B2XBAR resonators with non-rectangular diaphragmsMURATA MANUFACTURING CO·Filed 2020·Granted Mar 12, 2024·1 cites·20 claims
1781US12375056B2Transversely-excited film bulk acoustic resonatorsMURATA MANUFACTURING CO·Filed 2024·Granted Jul 29, 2025·0 cites·20 claims
1880US2025247073A1Transversely-excited film bulk acoustic resonator with optimized piezoelectric plate thicknessMURATA MANUFACTURING CO·Filed 2025·Application pending·0 cites
1979US12244295B2Transversely-excited film bulk acoustic resonators with two-layer electrodes having a narrower top layerMURATA MANUFACTURING CO·Filed 2024·Granted Mar 4, 2025·0 cites·19 claims
2078US2024380381A1Transversely-excited film bulk acoustic resonators with two-layer electrodesMURATA MANUFACTURING CO·Filed 2024·Application pending·0 cites
2177US12237826B2Transversely-excited film bulk acoustic resonator with optimized electrode thickness, mark, and pitchMURATA MANUFACTURING CO·Filed 2021·Granted Feb 25, 2025·0 cites·21 claims
2277US12021504B2Transversely-excited film bulk acoustic resonator with a front-side dielectric layer and optimized pitch and markMURATA MANUFACTURING CO·Filed 2022·Granted Jun 25, 2024·0 cites·20 claims
2377US12021502B2Transversely-excited film bulk acoustic resonator with multi-mark electrodes and optimized electrode thicknessMURATA MANUFACTURING CO·Filed 2021·Granted Jun 25, 2024·0 cites·20 claims
2477US11942922B2Transversely-excited film bulk acoustic resonator with optimized electrode thickness, mark, and pitchMURATA MANUFACTURING CO·Filed 2022·Granted Mar 26, 2024·0 cites·20 claims
2577US2025219613A1Transversely-excited film bulk acoustic resonators with three-layer electrodesMURATA MANUFACTURING CO·Filed 2025·Application pending·0 cites
2674US11929727B2Transversely-excited film bulk acoustic resonator with reduced spurious modesMURATA MANUFACTURING CO·Filed 2021·Granted Mar 12, 2024·0 cites·20 claims
2774US11923821B2Transversely-excited film bulk acoustic resonator with reduced spurious modesMURATA MANUFACTURING CO·Filed 2021·Granted Mar 5, 2024·0 cites·21 claims
2874US11831289B2Transversely-excited film bulk acoustic resonator with reduced spurious modesMURATA MANUFACTURING CO·Filed 2021·Granted Nov 28, 2023·0 cites·21 claims
2974US11736090B2Film bulk acoustic resonators in thin LN-LT layersMURATA MANUFACTURING CO·Filed 2021·Granted Aug 22, 2023·0 cites·20 claims
3074US2025175153A1Transversely-excited film bulk acoustic resonators with two-layer electrodes having a narrower top layerMURATA MANUFACTURING CO·Filed 2025·Application pending·0 cites
3172US11936361B2Transversely-excited film bulk acoustic resonatorsMURATA MANUFACTURING CO·Filed 2021·Granted Mar 19, 2024·0 cites·20 claims
3272US11251775B2Film bulk acoustic resonators in thin LN-LT layersRESONANT INC·Filed 2020·Granted Feb 15, 2022·0 cites·18 claims
3372US6937848B2Method and device for digital-to-RF conversionNOKIA CORP·Filed 2003·Granted Aug 30, 2005·13 cites·5 claims
3470US12489421B2Transversely-excited film bulk acoustic resonator with multi-mark, multi-pitch interdigital transducerMURATA MANUFACTURING CO·Filed 2022·Granted Dec 2, 2025·0 cites·20 claims
3570US11817840B2XBAR resonators with non-rectangular diaphragmsMURATA MANUFACTURING CO·Filed 2020·Granted Nov 14, 2023·0 cites·19 claims
3667US7310388B2Direct conversion receiver and receiving methodNOKIA CORP·Filed 2003·Granted Dec 18, 2007·12 cites·15 claims
3766US12074584B2Transversely-excited film bulk acoustic resonators with two-layer electrodesMURATA MANUFACTURING CO·Filed 2020·Granted Aug 27, 2024·0 cites·22 claims
3865US11835414B2Passive pressure sensor with a piezoelectric diaphragm and a non-piezoelectric substrateMURATA MANUFACTURING CO·Filed 2021·Granted Dec 5, 2023·0 cites·24 claims
3965US2025266808A1Acoustic resonator with aspect ratio for spur reductionMURATA MANUFACTURING CO·Filed 2025·Application pending·0 cites
4064US12301212B2XBAR resonators with non-rectangular diaphragmsMURATA MANUFACTURING CO·Filed 2024·Granted May 13, 2025·0 cites·20 claims
4164US12267062B2Transversely-excited film bulk acoustic resonators with three-layer electrodesMURATA MANUFACTURING CO·Filed 2020·Granted Apr 1, 2025·0 cites·28 claims
4263US12431855B2Acoustic resonators with high acoustic velocity layersMURATA MANUFACTURING CO·Filed 2021·Granted Sep 30, 2025·0 cites·20 claims
4363US11929731B2Transversely-excited film bulk acoustic resonator with optimized electrode mark, and pitchMURATA MANUFACTURING CO·Filed 2021·Granted Mar 12, 2024·0 cites·20 claims
4463US11626852B2Hierarchical cascading in two-dimensional finite element method simulation of acoustic wave filter devicesMURATA MANUFACTURING CO·Filed 2020·Granted Apr 11, 2023·0 cites·18 claims
4562US11996827B2Transversely-excited film bulk acoustic resonator with periodic etched holesMURATA MANUFACTURING CO·Filed 2021·Granted May 28, 2024·0 cites·21 claims
4661US12009798B2Transversely-excited film bulk acoustic resonators with electrodes having irregular hexagon cross-sectional shapesMURATA MANUFACTURING CO·Filed 2021·Granted Jun 11, 2024·0 cites·18 claims
4759US11909381B2Transversely-excited film bulk acoustic resonators with two-layer electrodes having a narrower top layerMURATA MANUFACTURING CO·Filed 2020·Granted Feb 20, 2024·0 cites·28 claims
4859US11901878B2Transversely-excited film bulk acoustic resonators with two-layer electrodes with a wider top layerMURATA MANUFACTURING CO·Filed 2020·Granted Feb 13, 2024·0 cites·27 claims
4956US2023318564A1Transversely-excited film bulk acoustic resonator with reduced spurious modesMURATA MANUFACTURING CO·Filed 2023·Application pending·0 cites
5055US11728786B2Fast, highly accurate, full-FEM surface acoustic wave simulationMURATA MANUFACTURING CO·Filed 2022·Granted Aug 15, 2023·0 cites·20 claims

Showing the top 50 of 56 patent records by PatentIndex Score.

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →