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Racine County, WI, United States of America

Constance E Erdman

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 = 5

Constance E ErdmanTimothy J Padden (1 patent)Constance E ErdmanW Stephen Tait (1 patent)Constance E ErdmanConstance E Erdman (2 patents)Timothy J PaddenTimothy J Padden (5 patents)W Stephen TaitW Stephen Tait (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. S. C. Johnson Son, Inc. (2 from 2,355 patents)


2 patents:

1. 4720382 - Inhibiting the corrosion of hair conditioning compositions

2. 4716037 - Method of eliminating the corrosivity of hair conditioning compositions

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12/26/2025
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