Growing community of inventors

Loveland, OH, United States of America

David G Wagoner

Average Co-Inventor Count = 2.25

ph-index = 5

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 = 123

David G WagonerJoseph C Perin, Jr (4 patents)David G WagonerCurtis Woods (2 patents)David G WagonerBrian J Roberts (1 patent)David G WagonerDavid F Nichols (1 patent)David G WagonerDavid G Wagoner (6 patents)Joseph C Perin, JrJoseph C Perin, Jr (12 patents)Curtis WoodsCurtis Woods (22 patents)Brian J RobertsBrian J Roberts (19 patents)David F NicholsDavid F Nichols (3 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Gtech Corporation (3 from 52 patents)

2. Interlott Technologies, Inc. (2 from 7 patents)

3. Giech Corporation (1 from 2 patents)


6 patents:

1. 7548797 - Item vending machine and method

2. 7047104 - Item vending machine and method

3. D500616 - Lottery ticket dispenser

4. D500420 - Lottery ticket dispenser

5. 6356794 - Item dispensing system network

6. 6351688 - Item dispensing system

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as of
12/11/2025
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