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For the Inventor, By the Inventor

White Bear Lake, MN, United States of America

Corad Healthcare, Inc.


USPTO Granted Patents = 3

Forward Citations = 6

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2 inventors (with patents filed for the assignee):

goldMedal Keith Allen Roberts (3 out of 29 patents)

silverMedal Jeff Helget (1 out of 1 patent)


3 patents:

1. 9114225 - Membrane oxygen humidifier (2015-08-25),
2. 8307826 - Method of providing breathable humidified oxygen gas to a patient (2012-11-13),
3. 8307825 - Membrane oxygen humidifier (2012-11-13),
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USPTO Data Jan 1 1976 - Dec 30 2025

3 Patents

#21 in White Bear Lake, MN

#1,946 in Minnesota

#72,025 in US

...
White Bear Lake, MN, United States of America

Corad Healthcare, Inc.

Forward Citations = 6

2 inventors:

goldMedal Keith Allen Roberts (3 out of 29 patents)

silverMedal Jeff Helget (1 out of 1 patent)

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