Inventor · Moissy-Cramayel, FR

Philippe Auguste Chalvignac

33Patents
10h-index
44Co-inventors
75Inventor score

Filing activity: Jan 10, 1995 → Jul 11, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5542416A Apparatus for assisting ventilation including reduced exhalation pressure mode Human Necessities 109 Expired
US7905231B2 Breathing assistance apparatus Human Necessities 68 Active
US7891353B2 Breathing assistance device with several secure respirator modes and associated method Human Necessities 63 Expired
US6722359B2 Apparatus for assistance for venting a patient Human Necessities 60 Expired
US7874290B2 Breathing assistance device Human Necessities 59 Active
US9132252B2 PAP system Human Necessities 54 Active
US9649459B2 Ventilator apparatus and method Emerging Cross-Sectional Technologies 15 Active
US6164141A Gas delivery sensor and respiratory aid appliance comprising such a sensor Physics 11 Expired
US9861774B2 Single stage, axial symmetric blower and portable ventilator Mechanical Engineering; Lighting; Heating 11 Active
US8915247B2 Gas supply unit for a respiratory system Human Necessities 11 Active
US9616192B2 Breathable gas inlet control device for respiratory treatment apparatus Human Necessities 7 Active
US8381725B2 Breathing assistance device with several secure respirator modes and associated method Human Necessities 6 Active
US8353292B2 Breathing assistance apparatus Human Necessities 6 Active
US9089660B2 Breathing assistance apparatus Human Necessities 6 Active
US9923442B2 Breathing assistance device with linear actuated gas regulating valve Emerging Cross-Sectional Technologies 5 Active
US8251062B2 Breathing assistance device, and method of regulation Human Necessities 4 Active
US10874810B2 Single stage, axial symmetric blower and portable ventilator Mechanical Engineering; Lighting; Heating 4 Active
US10335571B2 Breathable gas inlet control device for respiratory treatment apparatus Human Necessities 3 Active
US9144653B2 Passive gas regulating valve for a respiratory system Emerging Cross-Sectional Technologies 3 Active
US11351334B2 Breathable gas inlet control device for respiratory treatment apparatus Human Necessities 2 Active
US8596269B2 Breathing assistance device Human Necessities 2 Active
US8544464B2 Breathing assistance device comprising a gas regulating valve and associated breathing assistance method Human Necessities 2 Active
US11108317B2 Breathing assistance device with linear actuated gas regulating valve Emerging Cross-Sectional Technologies 1 Active
US9981093B2 Passive gas regulating valve for a respiratory system Emerging Cross-Sectional Technologies 1 Active
US10898664B2 Ventilator apparatus and method Emerging Cross-Sectional Technologies 1 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.