Growing community of inventors

Crystal, MN, United States of America

Robert David Lerum

Average Co-Inventor Count = 2.00

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 = 11

Robert David LerumGerald William Johnson (1 patent)Robert David LerumRobert David Lerum (1 patent)Gerald William JohnsonGerald William Johnson (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Spraytech, Ltd. (1 from 7 patents)


1 patent:

1. 4003504 - Pump frame

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