Growing community of inventors

St. Paul Park, MN, United States of America

Donald R Winberg

Average Co-Inventor Count = 4.00

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 = 121

Donald R Winberg ↔ William Keith Leonard (1 patent)Donald R Winberg ↔ Donley D Rowenhorst (1 patent)Donald R Winberg ↔ Jerald A Scherger (1 patent)Donald R WinbergDonald R Winberg (1 patent)William Keith LeonardWilliam Keith Leonard (29 patents)Donley D RowenhorstDonley D Rowenhorst (5 patents)Jerald A SchergerJerald A Scherger (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Minnesota Mining and Manufacturing Company (1 from 7,865 patents)


1 patent:

1. 5304331 - Method and apparatus for extruding bingham plastic-type materials

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as of
12/19/2025
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