Growing community of inventors

Richmond, VA, United States of America

Keith Jefferys

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 = 17

Keith JefferysAlbert D Seim, Ii (1 patent)Keith JefferysClifford R Marritt (1 patent)Keith JefferysKeith Jefferys (1 patent)Albert D Seim, IiAlbert D Seim, Ii (7 patents)Clifford R MarrittClifford R Marritt (5 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Molins Machine Co. Inc. (1 from 74 patents)


1 patent:

1. 4763775 - Cigarette filter rod feed mechanism

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