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Longsight, United Kingdom

Helen Armstrong

Average Co-Inventor Count = 3.00

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 = 8

Helen ArmstrongHelen Armstrong (1 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Goldschmidt Ag (1 from 61 patents)


1 patent:

1. 6544350 - Aqueous detergent concentrates for rough, especially profiled tiles and flags

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as of
12/7/2025
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