London
Canada
4
2024-08-29
The entities that hold a legal rights for patent applications filed by inventor Dobson Chris:
Chris Dobson from London, CA has applied for patents for these inventions. The list has both pending applications and granted patents:
OSCILLATING POSITIVE EXPIRATORY PRESSURE DEVICE
#2 | 2020-07-23Oscillating positive expiratory pressure device
#3 | 2017-02-23Oscillating positive expiratory pressure device
#4 | 2014-06-05Oscillating positive expiratory pressure device
782565 ⎘