Growing community of inventors

Birch Run, MI, United States of America

Jeffrey L Hammel

Average Co-Inventor Count = 1.00

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 = 2

Jeffrey L HammelJeffrey L Hammel (1 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Qualite Sports-Lighting, Inc. (1 from 11 patents)


1 patent:

1. 7963681 - Race track lighting fixture and race track lighting system

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1/9/2026
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