Growing community of inventors

Kearney, NE, United States of America

Bob Crum

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 = 32

Bob Crum ↔ Kenneth M Frank (1 patent)Bob Crum ↔ John A Eihusen (1 patent)Bob Crum ↔ Dean L Tietz (1 patent)Bob Crum ↔ Stephen W Leutbecher (1 patent)Bob CrumBob Crum (1 patent)Kenneth M FrankKenneth M Frank (10 patents)John A EihusenJohn A Eihusen (3 patents)Dean L TietzDean L Tietz (1 patent)Stephen W LeutbecherStephen W Leutbecher (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Coleman Powermate, Inc. (1 from 42 patents)


1 patent:

1. 5529460 - Pressure washer with flow control switch

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12/26/2025
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