Growing community of inventors

Licking, OH, United States of America

Robert D Ewing

Average Co-Inventor Count = 5.00

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 = 6

Robert D Ewing ↔ Peter A Koloski (1 patent)Robert D Ewing ↔ Robert J Hayes (1 patent)Robert D Ewing ↔ David G Meredith (1 patent)Robert D Ewing ↔ Richard J Malecha (1 patent)Robert D EwingRobert D Ewing (1 patent)Peter A KoloskiPeter A Koloski (27 patents)Robert J HayesRobert J Hayes (10 patents)David G MeredithDavid G Meredith (10 patents)Richard J MalechaRichard J Malecha (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Holophane Company, Inc. (1 from 25 patents)


1 patent:

1. D332503 - Luminaire

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12/6/2025
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