Assignee
TSI INC
US·90 granted patents·7 pending applications·2,737 citations·filing 1979–2024
Top patents by PatentIndex Score
97 records- 0197US6544484B1Aerosol charge adjusting apparatus employing a corona dischargeTSI INC·Filed 2000·Granted Apr 8, 2003·97 cites·35 claims
- 0296US10041862B2System and method of conducting particle monitoring using low cost particle sensorsTSI INC·Filed 2017·Granted Aug 7, 2018·17 cites·13 claims
- 0396US9726579B2System and method of conducting particle monitoring using low cost particle sensorsTSI INC·Filed 2014·Granted Aug 8, 2017·40 cites·4 claims
- 0496US5247842AElectrospray apparatus for producing uniform submicrometer dropletsTSI INC·Filed 1991·Granted Sep 28, 1993·195 cites·41 claims
- 0595US6158431APortable systems and methods for delivery of therapeutic material to the pulmonary systemTSI INC·Filed 1998·Granted Dec 12, 2000·457 cites·57 claims
- 0695US5561515AApparatus for measuring particle sizes and velocitiesTSI INC·Filed 1994·Granted Oct 1, 1996·139 cites·40 claims
- 0794US7932490B2Size segregated aerosol mass concentration measurement deviceTSI INC·Filed 2008·Granted Apr 26, 2011·64 cites·29 claims
- 0894US6568245B2Evaporative electrical detectorTSI INC·Filed 2002·Granted May 27, 2003·70 cites·56 claims
- 0993US8047055B2Size segregated aerosol mass concentration measurement with inlet conditioners and multiple detectorsTSI INC·Filed 2010·Granted Nov 1, 2011·27 cites·34 claims
- 1092US11994885B2Differential pressure liquid flow controllerTSI INC·Filed 2022·Granted May 28, 2024·1 cites·18 claims
- 1192US10088425B2Rapid material analysis using LIBS spectroscopyTSI INC·Filed 2015·Granted Oct 2, 2018·19 cites·20 claims
- 1292US5098657AApparatus for measuring impurity concentrations in a liquidTSI INC·Filed 1989·Granted Mar 24, 1992·151 cites·19 claims
- 1391US10578539B2Reducing false counts in condensation particle countersTSI INC·Filed 2017·Granted Mar 3, 2020·5 cites·24 claims
- 1491US4387993AParticle size measuring method and apparatusTSI INC·Filed 1981·Granted Jun 14, 1983·81 cites·26 claims
- 1590US10914667B2Condensation particle counter false count performanceTSI INC·Filed 2019·Granted Feb 9, 2021·4 cites·20 claims
- 1690US9557278B1Electromagnetic seed sensor assembly for seed tube planting applicationsTSI INC·Filed 2013·Granted Jan 31, 2017·9 cites·4 claims
- 1790US7057712B2Analysis systems detecting particle size and fluorescenceTSI INC·Filed 2003·Granted Jun 6, 2006·44 cites·71 claims
- 1890US5085500ANon-imaging laser particle counterTSI INC·Filed 1989·Granted Feb 4, 1992·82 cites·20 claims
- 1988US10520414B2Condensation particle counter false count performanceTSI INC·Filed 2016·Granted Dec 31, 2019·4 cites·20 claims
- 2088US5343744AUltrasonic anemometerTSI INC·Filed 1992·Granted Sep 6, 1994·120 cites·18 claims
- 2188US4790650ACondensation nucleus counterTSI INC·Filed 1987·Granted Dec 13, 1988·131 cites·13 claims
- 2287US5121988ASingle particle detector method and apparatus utilizing light extinction within a sheet of lightTSI INC·Filed 1989·Granted Jun 16, 1992·65 cites·8 claims
- 2386US11604122B2Curtain flow design for optical chambersTSI INC·Filed 2019·Granted Mar 14, 2023·3 cites·23 claims
- 2486US11435278B2High-temperature condensation particle counterTSI INC·Filed 2019·Granted Sep 6, 2022·2 cites·13 claims
- 2586US7812306B2Instruments for measuring nanoparticle exposureTSI INC·Filed 2006·Granted Oct 12, 2010·16 cites·42 claims
- 2686US6230572B1Instrument for measuring and classifying nanometer aerosolsTSI INC·Filed 1999·Granted May 15, 2001·88 cites·40 claims
- 2786US5076097AMethod and apparatus for determining concentration of macromolecules and colloids in a liquid sampleTSI INC·Filed 1990·Granted Dec 31, 1991·76 cites·22 claims
- 2885US11358014B2Wearable mask fit monitorTSI INC·Filed 2017·Granted Jun 14, 2022·5 cites·32 claims
- 2985US4787251ADirectional low differential pressure transducerTSI INC·Filed 1987·Granted Nov 29, 1988·70 cites·7 claims
- 3083US7407531B2Particle surface treatment for promoting condensationTSI INC·Filed 2005·Granted Aug 5, 2008·9 cites·52 claims
- 3182US9506869B2Handheld laser induced breakdown spectroscopy deviceTSI INC·Filed 2014·Granted Nov 29, 2016·6 cites·10 claims
- 3282US4948257ALaser optical measuring device and method for stabilizing fringe pattern spacingTSI INC·Filed 1989·Granted Aug 14, 1990·45 cites·25 claims
- 3382US2025130598A1Differential pressure liquid flow controllerTSI INC·Filed 2024·Application pending·0 cites
- 3481US12022765B2Photoelectric sensor for seed dispensing systemTSI INC·Filed 2021·Granted Jul 2, 2024·2 cites·19 claims
- 3581US11305138B2In situ respirator fit testingTSI INC·Filed 2019·Granted Apr 19, 2022·2 cites·13 claims
- 3681US7796727B1Aerosol charge conditionerTSI INC·Filed 2009·Granted Sep 14, 2010·9 cites·20 claims
- 3781US2024151595A1Air and gas flow velocity and temperature sensor probeTSI INC·Filed 2024·Application pending·0 cites
- 3880US11085866B2Reducing false counts in condensation particle countersTSI INC·Filed 2020·Granted Aug 10, 2021·1 cites·38 claims
- 3980US10732082B2Passive aerosol diluter mechanismTSI INC·Filed 2017·Granted Aug 4, 2020·2 cites·20 claims
- 4079US5118959AWater separation system for condensation particle counterTSI INC·Filed 1991·Granted Jun 2, 1992·69 cites·21 claims
- 4179US4772081AFiber optic connector assemblyTSI INC·Filed 1986·Granted Sep 20, 1988·50 cites·18 claims
- 4278US4503706AConstant temperature anemometerTSI INC·Filed 1983·Granted Mar 12, 1985·29 cites·5 claims
- 4377US12253452B2High-temperature condensation particle counterTSI INC·Filed 2022·Granted Mar 18, 2025·0 cites·18 claims
- 4477US11604131B2Particulate matter sensor and method thereforTSI INC·Filed 2018·Granted Mar 14, 2023·1 cites·20 claims
- 4576USD266316SFluid flow measuring headTSI INC·Filed 1980·Granted Sep 28, 1982·17 cites·1 claims
- 4675US9035242B2Instrument for sizing nanoparticles and a component thereforTSI INC·Filed 2013·Granted May 19, 2015·2 cites·17 claims
- 4774US11879824B2Reducing false counts in condensation particle countersTSI INC·Filed 2021·Granted Jan 23, 2024·0 cites·34 claims
- 4874US9869586B2Sampling heads for handheld RAMAN spectroscopy devicesTSI INC·Filed 2016·Granted Jan 16, 2018·1 cites·20 claims
- 4973US12514151B2Photoelectric sensor for seed dispensing systemTSI INC·Filed 2024·Granted Jan 6, 2026·0 cites·13 claims
- 5073US9658139B2System and method for the concentrated collection of airborne particlesTSI INC·Filed 2013·Granted May 23, 2017·2 cites·36 claims
Showing the top 50 of 97 patent records by PatentIndex Score.
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