Growing community of inventors

Mesa, AZ, United States of America

Todd Spangler

Average Co-Inventor Count = 3.00

ph-index = 1

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 = 14

Todd SpanglerJordan D Shoenhair (4 patents)Todd SpanglerMichael Burkett (4 patents)Todd SpanglerTodd Spangler (4 patents)Jordan D ShoenhairJordan D Shoenhair (23 patents)Michael BurkettMichael Burkett (5 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. The Hillman Group, Inc. (4 from 142 patents)


4 patents:

1. 11780017 - Key duplication machine having user-based functionality

2. 10940549 - Key duplication machine having user-based functionality

3. 10668543 - Key duplication machine having user-based functionality

4. 10124420 - Key duplication machine having user-based functionality

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as of
12/6/2025
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