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For the Inventor, By the Inventor

Baltimore, MD, United States of America

Vision Research Associates, Inc.


USPTO Granted Patents = 1

Forward Citations = 32

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2 inventors (with patents filed for the assignee):

goldMedal Robert W Massof (1 out of 10 patents)

silverMedal John N Mangat-Rai (1 out of 1 patent)


1 patent:

1. 4634243 - Glaucoma detection utilizing pattern discrimination test (1987-01-06),
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USPTO Data Jan 1 1976 - Jan 20 2026

1 Patents

#289 in Baltimore, MD

#2,009 in Maryland

#134,345 in US

Baltimore, MD (US)
Baltimore, MD, United States of America

Vision Research Associates, Inc.

Forward Citations = 32

2 inventors:

goldMedal Robert W Massof (1 out of 10 patents)

silverMedal John N Mangat-Rai (1 out of 1 patent)

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