Growing community of inventors

Glen Ellyn, IL, United States of America

Nicholas A Marra

Average Co-Inventor Count = 4.00

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

Nicholas A MarraFrank K Villari (1 patent)Nicholas A MarraCharles H Schaar (1 patent)Nicholas A MarraWilliam J Dunn (1 patent)Nicholas A MarraNicholas A Marra (1 patent)Frank K VillariFrank K Villari (30 patents)Charles H SchaarCharles H Schaar (28 patents)William J DunnWilliam J Dunn (11 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. The Kendall Company (1 from 569 patents)


1 patent:

1. 4330220 - Scrub sponge

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12/8/2025
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