Growing community of inventors

Ashtabula, OH, United States of America

Cheryl L Ludwig

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 = 1

Cheryl L LudwigSantosh K Yadav (2 patents)Cheryl L LudwigPaul A Rettinger (2 patents)Cheryl L LudwigCheryl L Ludwig (2 patents)Santosh K YadavSantosh K Yadav (10 patents)Paul A RettingerPaul A Rettinger (6 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (1 from 832,812 patents)

2. Vibrantz Technologies Inc. (1 from 3 patents)


2 patents:

1. 12344729 - Lightweight reinforced composite formulation and method of making the same

2. 11643524 - Lightweight reinforced composite formulation and method of making the same

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as of
12/19/2025
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