Inventor · disambiguated record
David R. Rich
Also filed as: RICH DAVID · RICH DAVID R · RICH DAVID RAY
36 granted patents·3 pending applications·2,527 citations·filing 1979–2020
98Inventor score
Files withRIC INVESTMENTS LLC13NTC TECHNOLOGY INC10NOVAMETRIX MED SYST INC6RESPIRONICS NOVAMETRIX INC2KONINKL PHILIPS ELECTRONICS NV1
Top patents by PatentIndex Score
39 records- 0197US7684931B2Gas monitoring system and sidestream gas measurement system adapted to communicate with a mainstream gas measurement systemRIC INVESTMENTS LLC·Filed 2005·Granted Mar 23, 2010·35 cites·8 claims
- 0297US7606668B2Gas monitoring system and methodRIC INVESTMENTS LLC·Filed 2007·Granted Oct 20, 2009·36 cites·26 claims
- 0397US5789660AMultiple function airway adapterNOVAMETRIX MED SYST INC·Filed 1996·Granted Aug 4, 1998·207 cites·25 claims
- 0496US6954702B2Gas monitoring system and sidestream gas measurement system adapted to communicate with a mainstream gas measurement systemRIC INVESTMENTS INC·Filed 2004·Granted Oct 11, 2005·73 cites·8 claims
- 0594US7335164B2Multiple function airway adapterNTC TECHNOLOGY INC·Filed 2001·Granted Feb 26, 2008·76 cites·51 claims
- 0693US5693944AGas analyzer cuvettesNTC TECHNOLOGY INC·Filed 1994·Granted Dec 2, 1997·115 cites·19 claims
- 0792US6312389B1Multiple function airway adapterNTC TECHNOLOGY INC·Filed 1998·Granted Nov 6, 2001·103 cites·26 claims
- 0892US4865038ASensor appliance for non-invasive monitoringNOVAMETRIX MED SYST INC·Filed 1986·Granted Sep 12, 1989·438 cites·17 claims
- 0989US7059322B2Low deadspace airway adapterRIC INVESTMENTS LLC·Filed 2003·Granted Jun 13, 2006·38 cites·23 claims
- 1088US7775207B2Reliability-enhanced apparatus operation for re-breathing and methods of effecting sameRIC INVESTMENTS LLC·Filed 2006·Granted Aug 17, 2010·37 cites·7 claims
- 1186US7748280B2Sidestream gas sampling system with closed sample circuitRIC INVESTMENTS LLC·Filed 2007·Granted Jul 6, 2010·10 cites·35 claims
- 1286US7659504B1Optical sensor with an optical element transmissive to warming radiationRIC INVESTMENTS LLC·Filed 2006·Granted Feb 9, 2010·10 cites·8 claims
- 1386US5616923AGas analyzer cuvettesNOVAMETRIX MED SYST INC·Filed 1994·Granted Apr 1, 1997·83 cites·12 claims
- 1482US7294839B2Low volume sample cell and gas monitoring system using sameRIC INVESTEMENTS INC·Filed 2003·Granted Nov 13, 2007·28 cites·14 claims
- 1582US7004168B2Face mask for gas monitoring during supplemental oxygen deliveryRESPIRONICS INC·Filed 2002·Granted Feb 28, 2006·101 cites·17 claims
- 1681US6941162B2Pulse oximetry sensor and dispensing methodRESPIRONICS NOVAMETRIX INC·Filed 2003·Granted Sep 6, 2005·123 cites·15 claims
- 1781US6671532B1Pulse oximetry sensor and dispensing methodRESPIRONICS NOVAMETRIX INC·Filed 2002·Granted Dec 30, 2003·134 cites·40 claims
- 1880US6763829B2Reliability-enhanced apparatus operation for re-breathing and methods of effecting sameNTC TECHNOLOGY INC·Filed 2002·Granted Jul 20, 2004·65 cites·21 claims
- 1979US7066176B2Reliability-enhanced apparatus operation for re-breathing and methods of effecting sameRIC INVESTMENTS LLC·Filed 2004·Granted Jun 27, 2006·59 cites·8 claims
- 2076US7121134B2Integrated sample cell and filter and system using sameRIC INVESTMENTS LLC·Filed 2003·Granted Oct 17, 2006·12 cites·23 claims
- 2173US11319159B2Conveyor belt roller support providing ready removal and replacement or rollersSLICK ROLLERS LLC·Filed 2020·Granted May 3, 2022·1 cites·7 claims
- 2273US5891026AExtended life disposable pulse oximetry sensor and method of makingNTC TECHNOLOGY INC·Filed 1996·Granted Apr 6, 1999·148 cites·26 claims
- 2371US7137390B2Liquid absorbing filter assembly and system using sameRIC INVESTMENTS LLC·Filed 2005·Granted Nov 21, 2006·9 cites·20 claims
- 2471US6149481AExtended life disposable pulse oximetry sensor and method of makingNTC TECHNOLOGY INC·Filed 1998·Granted Nov 21, 2000·128 cites·6 claims
- 2570US6073038AExtended life disposable pulse oximetry sensorNTC TECHNOLOGY INC·Filed 1998·Granted Jun 6, 2000·125 cites·23 claims
- 2667US6575164B1Reliability-enhanced apparatus operation for re-breathing and methods of effecting sameNTC TECHNOLOGY INC·Filed 1999·Granted Jun 10, 2003·82 cites·23 claims
- 2767US6126610APneumatic connector with encodingNOVAMETRIX MED SYST INC·Filed 1997·Granted Oct 3, 2000·114 cites·20 claims
- 2865US7341563B2Sidestream gas sampling system with detachable sample cellRIC INVESTMENTS LLC·Filed 2003·Granted Mar 11, 2008·30 cites·12 claims
- 2964US7980246B2Low deadspace airway adapterRIC INVESTMENTS LLC·Filed 2006·Granted Jul 19, 2011·4 cites·18 claims
- 3056US8282570B2Sidestream gas sampling system with detachable sample cellRICH DAVID R·Filed 2008·Granted Oct 9, 2012·2 cites·20 claims
- 3149US2010137729A1Gas monitoring system and sidestream gas measurement system adapted to communicate with a mainstream gas measurement systemRIC INVESTMENTS LLC·Filed 2010·Application pending·0 cites
- 3248US2010036272A1Metabolic measure system including a multiple function airway adapterKONINKL PHILIPS ELECTRONICS NV·Filed 2008·Application pending·0 cites
- 3347US4280505AFixation ring for transcutaneous gas sensor probeNOVAMETRIX MED SYST INC·Filed 1979·Granted Jul 28, 1981·18 cites·15 claims
- 3446US2007225612A1Metabolic measurements system including a multiple function airway adapterMACE LESLIE E·Filed 2007·Application pending·0 cites
- 3545US7549316B2Integrated sample cell and filter and system using sameRIC INVESTMENTS LLC·Filed 2006·Granted Jun 23, 2009·0 cites·18 claims
- 3645US6631717B1Re-breathing apparatus for non-invasive cardiac output, method of operation, and ventilator circuit so equippedNTC TECHNOLOGY INC·Filed 1999·Granted Oct 14, 2003·40 cites·41 claims
- 3743US6123674AAirway valve to facilitate re-breathing, method of operation, and ventilator circuit so equippedNTC TECHNOLOGY INC·Filed 1998·Granted Sep 26, 2000·30 cites·37 claims
- 3835USD375555SCombined sensor cartridge for a fluid analyte analyzer and monitoring modulePPG INDUSTRIES INC·Filed 1993·Granted Nov 12, 1996·2 cites·1 claims
- 3927US4932410ADual membrane mounting for transcutaneous oxygen and carbon dioxide sensorNOVAMETRIX MED SYST INC·Filed 1988·Granted Jun 12, 1990·11 cites·9 claims
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