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For the Inventor, By the Inventor

Richmond, Canada

Ivra Systems, Inc.


USPTO Granted Patents = 2

Forward Citations = 133

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1 inventor (with patents filed for the assignee):

goldMedal James Allen McEwen (2 out of 97 patents)


2 patents:

1. 5352195 - Apparatus for intravenous regional anesthesia (1994-10-04),
2. 5254087 - Tourniquet apparatus for intravenous regional anesthesia (1993-10-19),
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USPTO Data Jan 1 1976 - Dec 30 2025

2 Patents

#29 in Richmond

#5,842 in Canada

...
Richmond, Canada

Ivra Systems, Inc.

Forward Citations = 133

1 inventor:

goldMedal James Allen McEwen (2 out of 97 patents)

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