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.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →