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United States Utility Patents
5,353,780 - 5,353,789

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NumberTitle
5,353,780 Archery training device
5,353,781 Cook top protector
5,353,782 Roofing torch
5,353,783 Endoscopic method using sheath
5,353,784 Endoscopic device and method of use
5,353,785 Method for lifting abdominal wall during laparoscopic surgery
5,353,786 Surgical lighting method
5,353,787 Endotracheal tube and oral airway connector
5,353,788 Cardio-respiratory control and monitoring system for determining CPAP pressure for apnea treatment
5,353,789 A flaccid mask with straps and a supporting element that force the mask into sealing engagement with the wearer's face in response to force exerted by the straps on the supporting element



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