Patent assignee · US · COMPANY

Somanetics Corporation

22Patents
1Active
22Granted
34Portfolio score

Filing activity: Oct 14, 1983 → Aug 21, 2009 · 1 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US5584296A Patient sensor for optical cerebral oximeters and the like Human Necessities 326 Expired
US6615065B1 Multi-channel non-invasive tissue oximeter Human Necessities 262 Expired
US5902235A Optical cerebral oximeter Human Necessities 260 Expired
US5482034A Method and apparatus for spectrophotometric cerebral oximetry and the like Human Necessities 258 Expired
US5217013A Patient sensor for optical cerebral oximeter and the like Human Necessities 228 Expired
US5139025A Method and apparatus for in vivo optical spectroscopic examination Human Necessities 208 Expired
US5465714A Electro-optical sensor for spectrophotometric medical devices Human Necessities 176 Expired
US5140989A Examination instrument for optical-response diagnostic apparatus Human Necessities 155 Expired
US4570638A Method and apparatus for spectral transmissibility examination and analysis Human Necessities 149 Expired
US5795292A Method for improving signal-to-noise in clinical spectrometric procedures Human Necessities 137 Expired
US4768516A Method and apparatus for in vivo evaluation of tissue composition Human Necessities 116 Expired
US5349961A Method and apparatus for in vivo optical spectroscopic examination Human Necessities 94 Expired
US4817623A Method and apparatus for interpreting optical response data Human Necessities 75 Expired
US5477853A Temperature compensation method and apparatus for spectroscopic devices Human Necessities 70 Expired
US5697367A Specially grounded sensor for clinical spectrophotometric procedures Human Necessities 62 Expired
US4725147A Calibration method and apparatus for optical-response tissue-examination instrument Physics 52 Expired
USD615659S1 Physiological sensor General 27 Expired
USD615657S1 Physiological sensor General 24 Expired
USD615660S1 Physiological sensor General 19 Expired
USD613413S1 Infant sensor General 17 Expired
USD615658S1 Physiological sensor General 7 Expired
US7741592B1 Physiological sensor with booster circuit Physics 4 Active

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