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For the Inventor, By the Inventor

Schiller Park, IL, United States of America

Casino Technology


USPTO Granted Patents = 3

Forward Citations = 187

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4 inventors (with patents filed for the assignee):

goldMedal Leonard A Fish (3 out of 16 patents)

silverMedal David Sverdlik (1 out of 9 patents)

bronzeMedal Thomas Hanger (1 out of 1 patent)

4.  John Glinka (1 out of 1 patent)


3 patents:

1. 4534373 - Dispensing machine with removable dispensing unit (1985-08-13),
2. 4469245 - Bulk loaded change dispensing apparatus (1984-09-04),
3. 4464787 - Apparatus and method for currency validation (1984-08-07),
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USPTO Data Jan 1 1976 - Sep 22 2026

3 Patents

#15 in Schiller Park, IL

#3,447 in Illinois

#73,733 in US

Schiller Park, IL (US)
Schiller Park, IL, United States of America

Casino Technology

Forward Citations = 187

4 inventors:

goldMedal Leonard A Fish (3 out of 16 patents)

silverMedal David Sverdlik (1 out of 9 patents)

bronzeMedal Thomas Hanger (1 out of 1 patent)

4.  John Glinka (1 out of 1 patent)

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