Patent assignee · FI · COMPANY

Instrumentarium Oy

48Patents
0Active
48Granted
39Portfolio score

Filing activity: Aug 31, 1979 → Jan 29, 1999

Most-cited patents

PatentTitleAreaCited byStatus
US4543959A Diagnosis apparatus and the determination of tissue structure and quality Physics 256 Expired
US6104938A Procedure, apparatus and detector for the determination of fractional oxygen saturation Physics 214 Expired
US4320766A Apparatus in medicine for the monitoring and or recording of the body movements of a person on a bed, for instance of a patient Human Necessities 187 Expired
US5644676A Thermal radiant source with filament encapsulated in protective film Electricity 123 Expired
US5605146A Method and an arrangement in connection with vaporizing an anaesthetic Human Necessities 106 Expired
US6131572A Medical dosing device having dosing chamber with a pressure sensor Human Necessities 69 Expired
US6097034A Radiation source assembly and transducer for analyzing gases or other substances Physics 60 Expired
US5500569A Electrically modulatable thermal radiant source and method for manufacturing the same Electricity 47 Expired
US5971937A Blood alcohol concentration measuring from respiratory air Physics 44 Expired
US4412917A Weight controlled and hydrostatic pressure adjustable peritoneal dialysis apparatus Human Necessities 43 Expired
US5584291A Method for recognizing and identifying emergency situations in an anesthesia system by means of a self-organizing map Emerging Cross-Sectional Technologies 42 Expired
US5964219A Method and arrangement for processing respiratory gas of an intubated patient Human Necessities 39 Expired
US6139506A Method for measuring pulmonary functional residual capacity Human Necessities 37 Expired
US5954051A Ventilator for intensified breathing and valve in patient conduit of apparatus for intensified breathing Human Necessities 37 Expired
US5957838A Patient monitoring system Human Necessities 35 Expired
US4587493A Coil arrangement Physics 33 Expired
US5585045A Arrangement for filling an anaesthetic vaporiser Human Necessities 29 Expired
US5913249A Measuring detector and system for the measurement of gas flow Human Necessities 26 Expired
US5879308A Procedure for measuring a patient's impedance Human Necessities 24 Expired
US5722449A Arrangement in connection with a gas mixer Emerging Cross-Sectional Technologies 22 Expired
US5782233A Method and arrangement for identifying an existing connection in apparatus for the ventilation of a patient Human Necessities 22 Expired
US5570179A Measuring sensor and measuring arrangement for use in the analysis of gas mixtures Physics 21 Expired
US4304578A Water separator for a gas analyzer Human Necessities 18 Expired
US5908789A Analysis of gas mixtures with an infrared method Emerging Cross-Sectional Technologies 16 Expired
US5661231A Arrangement for leak testing place in connection with a ventilator Human Necessities 15 Expired

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