Growing community of inventors

Germantown, WI, United States of America

Donald V Rundberg

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 = 10

Donald V RundbergRichard R Hammen (1 patent)Donald V RundbergDonald V Rundberg (1 patent)Richard R HammenRichard R Hammen (8 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Enercon Industries Corporation (1 from 13 patents)


1 patent:

1. 6429595 - Multi-mode treater with internal air cooling system

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as of
12/18/2025
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