Growing community of inventors

Polson, MT, United States of America

David J Tacke

Average Co-Inventor Count = 2.00

ph-index = 3

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 21

David J TackeLeslie Perhacs (3 patents)David J TackeDavid J Tacke (3 patents)Leslie PerhacsLeslie Perhacs (5 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Binoptic International Systems, Inc. (3 from 3 patents)


3 patents:

1. 5353904 - Binocular vending apparatus and method

2. D335506 - Binocular vending machine housing

3. 5148905 - Binocular vending apparatus and method

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as of
12/20/2025
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