Patent assignee · DK · COMPANY

Radiometer A/S

50Patents
0Active
50Granted
36Portfolio score

Filing activity: Sep 28, 1973 → Jun 30, 1994

Most-cited patents

PatentTitleAreaCited byStatus
US5208147A Means for measuring a characteristic in a sample fluid Emerging Cross-Sectional Technologies 396 Expired
US5425868A Sensor for non-invasive, in vivo determination of an analyte and blood flow Human Necessities 369 Expired
US4997769A Method and an apparatus for determining blood components Emerging Cross-Sectional Technologies 131 Expired
US5242835A Method and apparatus for determining the concentration of oxygen Emerging Cross-Sectional Technologies 112 Expired
US4576595A Method and a closure cap for sealing a capillary tube Emerging Cross-Sectional Technologies 111 Expired
US4116336A Package containing a reference liquid for blood gas equipment Emerging Cross-Sectional Technologies 91 Expired
US5288646A Method of photometric in vitro determination of the content of an analyte in a sample of whole blood Physics 83 Expired
US5366903A Method of photometric in vitro determination of the content of an analyte in a sample of whole blood Physics 74 Expired
US4324256A Electrode device Physics 68 Expired
US5371020A Method of photometric in vitro determination of the content of an analyte in a sample Physics 62 Expired
US3972614A Method and apparatus for measuring one or more constituents of a blood sample Physics 58 Expired
US4163734A Reference liquid for blood gas equipment Emerging Cross-Sectional Technologies 55 Expired
US4539994A Method for transcutaneous measurement of a blood parameter and an electrochemical measuring electrode device for carrying out the method Physics 46 Expired
US5114859A Method for measuring a characteristic in a sample fluid Emerging Cross-Sectional Technologies 38 Expired
US4687000A Composition and sampling receptacle method for treating blood with anticoagulant Human Necessities 38 Expired
US3932233A Calcium electrode and membrane and composition for use therein Physics 36 Expired
US4336000A Liquid dosage piston pump Mechanical Engineering; Lighting; Heating 33 Expired
US4151108A Reference liquid for blood gas equipment Emerging Cross-Sectional Technologies 28 Expired
US4274418A Electrochemical measuring device Human Necessities 25 Expired
US3943917A Method for collecting blood samples Human Necessities 21 Expired
US4632732A Ion-selective measuring electrode device and method for measuring hydrogen ion Physics 20 Expired
US4685465A Electrode device for transcutaneously measuring a blood gas parameter and for sensing a bioelectrical signal and an electrode assembly comprising such an electrode device Human Necessities 19 Expired
US4657028A Blood sampling device Human Necessities 16 Expired
US4836907A Electrochemical measuring electrode device for simultaneously measuring the partial pressures of two gasses Physics 14 Expired
US5417121A Apparatus for analysis of samples of fluids Physics 14 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.