Growing community of inventors

Anderson, SC, United States of America

Francis S Gromek

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 = 6

Francis S GromekDon W Vermillion (1 patent)Francis S GromekScott S Bair (1 patent)Francis S GromekFrancis S Gromek (1 patent)Don W VermillionDon W Vermillion (11 patents)Scott S BairScott S Bair (5 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. The Singer Company (1 from 1,246 patents)


1 patent:

1. 4391018 - Vacuum cleaner with wheel and nozzle height adjusting mechanism

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