Inventor

KOPALA RAPHAEL

CA4 patents

Patents

4 patents

US9517315B2Dec 13, 2016

Oscillating positive expiratory pressure device

TRUDELL MEDICAL INT26 citations93

US10076616B2Sep 18, 2018

Oscillating positive expiratory pressure device

TRUDELL MEDICAL INT15 citations91

US10589043B2Mar 17, 2020

Oscillating positive expiratory pressure device

TRUDELL MEDICAL INT5 citations83

US11951252B2Apr 9, 2024

Oscillating positive expiratory pressure device

TRUDELL MEDICAL INT0 citations61