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For the Inventor, By the Inventor

Wilmington, DE, United States of America

Binoptic International Systems, Inc.


USPTO Granted Patents = 3

Forward Citations = 21

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2 inventors (with patents filed for the assignee):

goldMedal David J Tacke (3 out of 3 patents)

silverMedal Leslie Perhacs (3 out of 5 patents)


3 patents:

1. 5353904 - Binocular vending apparatus and method (1994-10-11),
2. D335506 - Binocular vending machine housing (1993-05-11),
3. 5148905 - Binocular vending apparatus and method (1992-09-22),
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USPTO Data Jan 1 1976 - Dec 16 2025

3 Patents

#696 in Wilmington, DE

#982 in Delaware

#71,949 in US

...
Wilmington, DE, United States of America

Binoptic International Systems, Inc.

Forward Citations = 21

2 inventors:

goldMedal David J Tacke (3 out of 3 patents)

silverMedal Leslie Perhacs (3 out of 5 patents)

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