Assignee
RION CO
KR·94 granted patents·10 pending applications·1,568 citations·filing 1974–2025
Top patents by PatentIndex Score
104 records- 0197USD354568SHearing aidRION CO·Filed 1994·Granted Jan 17, 1995·86 cites·1 claims
- 0294US5347584AHearing aidRION CO·Filed 1992·Granted Sep 13, 1994·198 cites·8 claims
- 0393US11474017B2Microbial particle measuring apparatus and microbial particle measuring methodRION CO·Filed 2020·Granted Oct 18, 2022·4 cites·11 claims
- 0493US9983113B2Particle counterRION CO·Filed 2016·Granted May 29, 2018·15 cites·18 claims
- 0593US5187746AStructure of battery receiving chamberRION CO·Filed 1991·Granted Feb 16, 1993·135 cites·8 claims
- 0692US10416069B2Particle counterRION CO·Filed 2018·Granted Sep 17, 2019·12 cites·4 claims
- 0792US4456795ABehind-the-ear type hearing aidRION CO·Filed 1982·Granted Jun 26, 1984·92 cites·11 claims
- 0890US4334542AArtificial palate device for electropalatographRION CO·Filed 1980·Granted Jun 15, 1982·74 cites·6 claims
- 0989US6041128ABattery receiving chamber and hearing aidRION CO·Filed 1995·Granted Mar 21, 2000·119 cites·7 claims
- 1088US6813303B2Laser oscillator and light scattering particle detector using the sameRION CO·Filed 2002·Granted Nov 2, 2004·41 cites·13 claims
- 1187US11119027B2Microbial particle counting system and microbial particle counting methodRION CO·Filed 2017·Granted Sep 14, 2021·5 cites·9 claims
- 1285US7343021B2Optimum solution method, hearing aid fitting apparatus utilizing the optimum solution method, and system optimization adjusting method and apparatusRION CO·Filed 2000·Granted Mar 11, 2008·34 cites·11 claims
- 1384US4490585AHearing aidRION CO·Filed 1982·Granted Dec 25, 1984·64 cites·9 claims
- 1483US9823190B2Particle counter for chemical solutionRION CO·Filed 2015·Granted Nov 21, 2017·3 cites·2 claims
- 1581US9267845B2Apparatus for counting viable particles in liquid in real time, dialysis fluid monitoring system and purified water monitoring system using the apparatus, and method of counting viable particles in liquid in real timeRION CO·Filed 2014·Granted Feb 23, 2016·8 cites·15 claims
- 1681US9250174B2Particle counting systemRION CO·Filed 2013·Granted Feb 2, 2016·7 cites·12 claims
- 1781US6465802B1Particle measurement apparatus flow cell useful for sample fluids having different refractive indexesRION CO·Filed 2000·Granted Oct 15, 2002·22 cites·19 claims
- 1880USD368309SEarplug for a hearing aidRION CO·Filed 1994·Granted Mar 26, 1996·22 cites·1 claims
- 1979US11009445B2In-fluid floating substance measurement flow cell and particle counterRION CO·Filed 2020·Granted May 18, 2021·1 cites·16 claims
- 2079US4489330AElectromagnetic induction coil antennaRION CO·Filed 1982·Granted Dec 18, 1984·68 cites·4 claims
- 2178US6629058B2Fault diagnosis method and apparatusRION CO·Filed 2001·Granted Sep 30, 2003·22 cites·16 claims
- 2277US10837890B2Particle measuring device and particle measuring methodRION CO·Filed 2018·Granted Nov 17, 2020·2 cites·11 claims
- 2377USD375556SHearing aidRION CO·Filed 1994·Granted Nov 12, 1996·19 cites·1 claims
- 2476US8958067B2Light scattering particle counterRION CO·Filed 2013·Granted Feb 17, 2015·3 cites·2 claims
- 2576US7170601B2Flow cell, and particle measurement device using the sameRION CO·Filed 2002·Granted Jan 30, 2007·14 cites·20 claims
- 2674US9301054B2Electromechanical transducer and electrocoustic transducerRION CO·Filed 2014·Granted Mar 29, 2016·4 cites·14 claims
- 2773US6768545B2Particle detectorRION CO·Filed 2002·Granted Jul 27, 2004·13 cites·13 claims
- 2871US10878563B2Three-dimensional shape data production method and three-dimensional shape data production systemRION CO·Filed 2019·Granted Dec 29, 2020·2 cites·5 claims
- 2971US7755760B2Particle counter for measuring floating particles which can effectively reduce false countsRION CO·Filed 2005·Granted Jul 13, 2010·3 cites·4 claims
- 3071US7017401B2Measuring device for volume of engine combustion chamberRION CO·Filed 2005·Granted Mar 28, 2006·7 cites·10 claims
- 3170US10054529B2Particle counterRION CO·Filed 2016·Granted Aug 21, 2018·1 cites·16 claims
- 3270US5010575AAudio current pick-up deviceRION CO·Filed 1989·Granted Apr 23, 1991·57 cites·3 claims
- 3368US10542348B2Electromechanical transducerRION CO·Filed 2018·Granted Jan 21, 2020·2 cites·17 claims
- 3468USD497001SHearing aidRION CO·Filed 2003·Granted Oct 5, 2004·16 cites·1 claims
- 3567US7464790B2Sound insulation/absorption structure, and structure having these applied theretoRION CO·Filed 2004·Granted Dec 16, 2008·13 cites·20 claims
- 3667US6858274B2Synthetic corundum cellRION CO·Filed 2002·Granted Feb 22, 2005·11 cites·2 claims
- 3767US4519399AMethod for measuring the degree of nasalityRION CO·Filed 1983·Granted May 28, 1985·74 cites·8 claims
- 3866US10888253B2AudiometerRION CO·Filed 2017·Granted Jan 12, 2021·2 cites·8 claims
- 3966US9601980B2Electromechanical transducer and electroacoustic transducerRION CO·Filed 2014·Granted Mar 21, 2017·3 cites·14 claims
- 4066US9530429B2Reverberation suppression apparatus used for auditory deviceRION CO·Filed 2015·Granted Dec 27, 2016·3 cites·12 claims
- 4164US6709313B2Apparatus for producing polishing solution and apparatus for feeding the sameRION CO·Filed 2001·Granted Mar 23, 2004·14 cites·20 claims
- 4264US6498992B1Defect diagnosis method and defect diagnosis apparatusRION CO·Filed 1999·Granted Dec 24, 2002·30 cites·8 claims
- 4363US10447132B2Electromechanical transducerRION CO·Filed 2017·Granted Oct 15, 2019·1 cites·14 claims
- 4463US7938031B2Flow cell, flow cell manufacturing method and particle measurement instrumentRION CO·Filed 2008·Granted May 10, 2011·1 cites·5 claims
- 4562USD719472SMultifunction measuring instrumentRION CO·Filed 2013·Granted Dec 16, 2014·15 cites·1 claims
- 4662US5387875AOutput circuit capable of driving a vibration deviceRION CO·Filed 1994·Granted Feb 7, 1995·42 cites·7 claims
- 4762US4310002AElectropalatographRION CO·Filed 1980·Granted Jan 12, 1982·24 cites·5 claims
- 4861US11268894B2Flow cell and particle measuring deviceRION CO·Filed 2020·Granted Mar 8, 2022·0 cites·4 claims
- 4960US10410640B2Sound source separation apparatusRION CO·Filed 2017·Granted Sep 10, 2019·1 cites·6 claims
- 5058US2023204488A1Particle counterRION CO·Filed 2022·Application pending·0 cites
Showing the top 50 of 104 patent records by PatentIndex Score.
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