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Urbandale, IA, United States of America

Joseph Ray Simpson

Average Co-Inventor Count = 2.00

ph-index = 2

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 = 15

Joseph Ray SimpsonJames L Nelson (5 patents)Joseph Ray SimpsonJames David Nelson (1 patent)Joseph Ray SimpsonJoseph Ray Simpson (5 patents)James L NelsonJames L Nelson (24 patents)James David NelsonJames David Nelson (1 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Tru-fit Belts, LLC (4 from 4 patents)

2. Tru-fits Belts, LLC (1 from 1 patent)

3. James David Nelson (0 patent)

4. Joseph Ray Simpson (0 patent)


5 patents:

1. 12440003 - Secure fit quick release tool belt and systems and methods for use

2. 11950662 - Secure fit quick release tool belt and systems and methods for use

3. 11666122 - Secure fit quick release tool belt and systems and methods for use

4. 11297907 - Secure fit quick release tool belt and systems and methods for use

5. 10952509 - Secure fit quick release belt system and method for use

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as of
12/31/2025
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