Growing community of inventors

Knoxville, TN, United States of America

Donn Wittenberg

Average Co-Inventor Count = 3.00

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 = 62

Donn WittenbergCharles T Shankles (2 patents)Donn WittenbergHarold W Johnson (1 patent)Donn WittenbergBruce A Knobloch (1 patent)Donn WittenbergDonn Wittenberg (2 patents)Charles T ShanklesCharles T Shankles (3 patents)Harold W JohnsonHarold W Johnson (10 patents)Bruce A KnoblochBruce A Knobloch (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Aqua Levee Enterprises, LLC (1 from 1 patent)

2. Aqua Levee, LLC (1 from 1 patent)


2 patents:

1. 6679654 - Flood control system

2. 6334736 - Flood barrier

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idiyas.com
as of
12/18/2025
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