Growing community of inventors

Webster, NY, United States of America

Sonya P Piotrowski

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 = 8

Sonya P PiotrowskiBrian Roy Ford (1 patent)Sonya P PiotrowskiSonya P Piotrowski (1 patent)Brian Roy FordBrian Roy Ford (16 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Xerox Corporation (1 from 24,189 patents)


1 patent:

1. 5539508 - Variable length transfer assist apparatus

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12/8/2025
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