Growing community of inventors

Saint Paul, MN, United States of America

Donna M Koeck

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 = 3

Donna M Koeck ↔ Sanford Cobb, Jr (1 patent)Donna M Koeck ↔ Robert D Lowrey (1 patent)Donna M Koeck ↔ Arthur A Wegwerth (1 patent)Donna M KoeckDonna M Koeck (1 patent)Sanford Cobb, JrSanford Cobb, Jr (56 patents)Robert D LowreyRobert D Lowrey (5 patents)Arthur A WegwerthArthur A Wegwerth (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. 3M Innovative Properties Company (1 from 22,081 patents)


1 patent:

1. 4128685 - Skivable billet and products

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as of
1/23/2026
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