Assignee
TRANSONIC SYSTEMS INC
US·42 granted patents·12 pending applications·1,517 citations·filing 1994–2025
Top patents by PatentIndex Score
54 records- 0195US5685989AMethod and apparatus to measure blood flow and recirculation in hemodialysis shuntsTRANSONIC SYSTEMS INC·Filed 1994·Granted Nov 11, 1997·235 cites·43 claims
- 0294US6308737B1Method and apparatus for selectively reversing flow between a dialyzer and a patient accessTRANSONIC SYSTEMS INC·Filed 2000·Granted Oct 30, 2001·74 cites·10 claims
- 0391US11439735B2Method and apparatus for assessing cardiac output in veno-venous extracorporeal blood oxygenationTRANSONIC SYSTEMS INC·Filed 2020·Granted Sep 13, 2022·4 cites·20 claims
- 0490US5453576ACardiovascular measurements by sound velocity dilutionTRANSONIC SYSTEMS INC·Filed 1994·Granted Sep 26, 1995·272 cites·23 claims
- 0589US7121150B2Method and apparatus to determine an initial flow rate in a conduitTRANSONIC SYSTEMS INC·Filed 2005·Granted Oct 17, 2006·15 cites·19 claims
- 0687US7469598B2Method of employing a transit time ultrasound sensorTRANSONIC SYSTEMS INC·Filed 2007·Granted Dec 30, 2008·50 cites·15 claims
- 0785US11654218B2Calculating cardiac output of a patient undergoing veno-venous extracorporeal blood oxygenationTRANSONIC SYSTEMS INC·Filed 2020·Granted May 23, 2023·2 cites·19 claims
- 0877US7275447B2Method and apparatus to determine an initial flow rate in a conduitTRANSONIC SYSTEMS INC·Filed 2007·Granted Oct 2, 2007·12 cites·10 claims
- 0976US6493567B1Single light sensor optical probe for monitoring blood parameters and cardiovascular measurementsTRANSONIC SYSTEMS INC·Filed 2000·Granted Dec 10, 2002·78 cites·21 claims
- 1074US2023248887A1Calculating cardiac output of a patient undergoing veno-venous extracorporeal blood oxygenationTRANSONIC SYSTEMS INC·Filed 2023·Application pending·0 cites
- 1174US2023256147A1Calculating cardiac output of a patient undergoing veno-venous extracorporeal blood oxygenationTRANSONIC SYSTEMS INC·Filed 2023·Application pending·0 cites
- 1273US2025222184A1Calculating cardiac output of a patient undergoing veno-venous extracorporeal blood oxygenationTRANSONIC SYSTEMS INC·Filed 2025·Application pending·0 cites
- 1371US2024032811A1Indicator temperature compensation in flow rate calculationTRANSONIC SYSTEMS INC·Filed 2023·Application pending·0 cites
- 1471US2024032812A1Dilution curve compensation in flow rate calculationTRANSONIC SYSTEMS INC·Filed 2023·Application pending·0 cites
- 1569US7549965B2Compensation method for thermodilution catheter having an injectate induced thermal effect in a blood flow measurementTRANSONIC SYSTEMS INC·Filed 2006·Granted Jun 23, 2009·6 cites·20 claims
- 1668US12569600B2Method and apparatus for assessing cardiac output in veno-venous extracorporeal blood oxygenationTRANSONIC SYSTEMS INC·Filed 2022·Granted Mar 10, 2026·0 cites·20 claims
- 1768US7210359B2Method and apparatus to determine an initial flow rate in a conduitTRANSONIC SYSTEMS INC·Filed 2006·Granted May 1, 2007·4 cites·11 claims
- 1868US6718190B2Sensor calibration and blood volume determinationTRANSONIC SYSTEMS INC·Filed 2002·Granted Apr 6, 2004·41 cites·8 claims
- 1966US7473371B2Measurement of a blood flow rate in hemodialysis shuntsTRANSONIC SYSTEMS INC·Filed 2005·Granted Jan 6, 2009·4 cites·44 claims
- 2066US6986744B1Method and apparatus for determining blood flow during a vascular corrective procedureTRANSONIC SYSTEMS INC·Filed 1999·Granted Jan 17, 2006·113 cites·13 claims
- 2166US2023211060A1Method and apparatus for assessing cardiac output in veno-arterial extracorporeal blood oxygenationTRANSONIC SYSTEMS INC·Filed 2023·Application pending·0 cites
- 2264US7194919B2Acoustically coupled ultrasonic transit time flow sensorsTRANSONIC SYSTEMS INC·Filed 2003·Granted Mar 27, 2007·28 cites·30 claims
- 2364US6868739B1Method and apparatus to measure blood flow by an introduced volume changeTRANSONIC SYSTEMS INC·Filed 1999·Granted Mar 22, 2005·71 cites·38 claims
- 2464US5595182ACardiovascular measurements by sound velocity dilutionTRANSONIC SYSTEMS INC·Filed 1995·Granted Jan 21, 1997·91 cites·49 claims
- 2560US6746408B2Method of blood flow measurement in arterio-venous hemodialysis shunts by indicator dilutionTRANSONIC SYSTEMS INC·Filed 2001·Granted Jun 8, 2004·19 cites·29 claims
- 2659US7297280B2Method and apparatus to measure blood flow in hemodialysis shuntsTRANSONIC SYSTEMS INC·Filed 2004·Granted Nov 20, 2007·16 cites·20 claims
- 2759US7261696B2Method and apparatus for measuring cardiac output via an extracorporeal cardiopulmonary support circuitTRANSONIC SYSTEMS INC·Filed 2004·Granted Aug 28, 2007·16 cites·9 claims
- 2858US6514419B2Method to measure blood flow and recirculation in hemodialysis shuntsTRANSONIC SYSTEMS INC·Filed 2000·Granted Feb 4, 2003·12 cites·30 claims
- 2958US6210591B1Method to measure blood flow rate in hemodialysis shuntsTRANSONIC SYSTEMS INC·Filed 1999·Granted Apr 3, 2001·68 cites·12 claims
- 3057US2022280705A1Method and apparatus employing an extracorporeal blood oxygenation circuit blood flow characteristic for quantitatively assessing a physiological parameter of a connected patientTRANSONIC SYSTEMS INC·Filed 2022·Application pending·0 cites
- 3156US12465675B2Method and apparatus for identifying disruption of a fluid connection between an extracorporeal circuit and a patient circulatory systemTRANSONIC SYSTEMS INC·Filed 2022·Granted Nov 11, 2025·0 cites·19 claims
- 3256US6623436B2Retrograde catheter with reduced injectate induced temperature offsetTRANSONIC SYSTEMS INC·Filed 2002·Granted Sep 23, 2003·11 cites·18 claims
- 3355US11633525B2Method and apparatus for assessing cardiac output in veno-arterial extracorporeal blood oxygenationTRANSONIC SYSTEMS INC·Filed 2020·Granted Apr 25, 2023·0 cites·17 claims
- 3454US6926838B2Method to measure blood flow and recirculation in hemodialysis shuntsTRANSONIC SYSTEMS INC·Filed 2003·Granted Aug 9, 2005·8 cites·13 claims
- 3554US6098466AUltrasonic flow sensor incorporating full flow illuminationTRANSONIC SYSTEMS INC·Filed 1998·Granted Aug 8, 2000·77 cites·45 claims
- 3653US7112176B2Compensation method for thermodilution catheter having an injectate induced thermal effect in a blood flow measurementTRANSONIC SYSTEMS INC·Filed 2002·Granted Sep 26, 2006·8 cites·20 claims
- 3751US2023277740A1Method and apparatus for measurement of an ultrafiltration rate in a renal replacement therapy deviceTRANSONIC SYSTEMS INC·Filed 2022·Application pending·0 cites
- 3850US2023036866A1Method and apparatus for identifying disruption of a fluid connection between an extracorporeal circuit and a patient circulatory systemTRANSONIC SYSTEMS INC·Filed 2021·Application pending·0 cites
- 3948US6061590AMethod and apparatus for predicting intradialytic morbid events through the monitoring of a central blood volumeTRANSONIC SYSTEMS INC·Filed 1997·Granted May 9, 2000·50 cites·27 claims
- 4048US2005171446A1Method and apparatus for determining a blood flow during a vascular access dysfunction corrective procedureTRANSONIC SYSTEMS INC·Filed 2005·Application pending·0 cites
- 4147US7734322B2Blood volume determination and sensor calibrationTRANSONIC SYSTEMS INC·Filed 2004·Granted Jun 8, 2010·2 cites·17 claims
- 4246US6041246ASingle light sensor optical probe for monitoring blood parameters and cardiovascular measurementsTRANSONIC SYSTEMS INC·Filed 1997·Granted Mar 21, 2000·42 cites·15 claims
- 4342USD907215STerminal collared electrode assembly for a medical probeTRANSONIC SYSTEMS INC·Filed 2018·Granted Jan 5, 2021·4 cites·1 claims
- 4439US6548017B2Method for real time monitoring of blood volume in a filterTRANSONIC SYSTEMS INC·Filed 1999·Granted Apr 15, 2003·25 cites·7 claims
- 4537US6155984AMethod and apparatus for measuring cardiac output through an arterial cannulaTRANSONIC SYSTEMS INC·Filed 1999·Granted Dec 5, 2000·21 cites·8 claims
- 4637US2009143673A1Transit time ultrasonic flow measurementTRANSONIC SYSTEMS INC·Filed 2008·Application pending·0 cites
- 4737US2015316404A1Measurement of fluid volume of a blood oxygenator in an extracorporeal circuitTRANSONIC SYSTEMS INC·Filed 2014·Application pending·0 cites
- 4835US6036645AUltrasonic probeTRANSONIC SYSTEMS INC·Filed 1998·Granted Mar 14, 2000·25 cites·4 claims
- 4935USD409308SUltrasonic probeTRANSONIC SYSTEMS INC·Filed 1998·Granted May 4, 1999·3 cites·1 claims
- 5033USD902414SCollared electrode assembly for a medical probeTRANSONIC SYSTEMS INC·Filed 2018·Granted Nov 17, 2020·2 cites·1 claims
Showing the top 50 of 54 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when TRANSONIC SYSTEMS INC files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →