Growing community of inventors

Sioux Falls, SD, United States of America

David A Ver Steeg

Average Co-Inventor Count = 3.00

ph-index = 2

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 = 21

David A Ver SteegKeith M Polzin (1 patent)David A Ver SteegDonald J Siglin (1 patent)David A Ver SteegGary D Seeba (1 patent)David A Ver SteegGary L Hoover (1 patent)David A Ver SteegPaul D Cressman (1 patent)David A Ver SteegCharles L Hammond (1 patent)David A Ver SteegDavid A Ver Steeg (2 patents)Keith M PolzinKeith M Polzin (3 patents)Donald J SiglinDonald J Siglin (3 patents)Gary D SeebaGary D Seeba (2 patents)Gary L HooverGary L Hoover (1 patent)Paul D CressmanPaul D Cressman (1 patent)Charles L HammondCharles L Hammond (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sioux Steel Company (1 from 30 patents)

2. Spartan Motors, Inc. (1 from 24 patents)


2 patents:

1. 8555990 - Integrated pumper apparatus

2. 6854926 - Zero ground disturbance system

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idiyas.com
as of
12/12/2025
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