Inventor · Skattkärr, SE

Lars Wallen

15Patents
8h-index
13Co-inventors
69Inventor score

Filing activity: Mar 31, 1992 → Feb 8, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US5279293A Implantable defibrillator with fibrillation-inducing capability and method for inducing fibrillation Human Necessities 48 Expired
US6397846B1 Moisture barrier and bacteria barrier for medical components Emerging Cross-Sectional Technologies 46 Expired
US6450968B1 Method for determining gas content in a breathing apparatus, and a breathing apparatus operating according to the method Physics 40 Expired
US6035851A Method and device for monitoring the condition of a filter in a ventilator Human Necessities 40 Expired
US6345538B1 Dual chamber ultrasonic flow meter with membranes having equal pressure on opposite sides thereof Human Necessities 18 Expired
US6634240B1 Zero crossing detector and method of determining a zero crossing point Electricity 16 Expired
US6098467A Acoustic flow meter wherein false readings are identified dependent on upstream and downstream acoustic transit times Physics 9 Expired
US6058786A Device for measuring a gas flow Physics 8 Expired
US9289569B2 Breathing apparatus with monitored delivery device Human Necessities 6 Active
US9149590B2 Anesthetic breathing apparatus having volume reflector unit with controllable penetration Human Necessities 6 Active
US6786633B2 Method and arrangement for acoustically determining a fluid temperature Physics 4 Expired
US8752548B2 Patient ventilation system with a gas identification unit Physics 2 Active
US8663127B2 Method and device for determining a volume related to the lungs of a patient Human Necessities 0 Active
US11000667B2 Breathing apparatus with monitored delivery device Human Necessities 0 Active
US11266805B2 Anesthetic breathing apparatus having volume reflector unit with controllable penetration Human Necessities 0 Active

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