Growing community of inventors

Yonkers, NY, United States of America

Jill Tolfree

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 = 0

Jill Tolfree ↔ Ken-ichi Shimazu (1 patent)Jill Tolfree ↔ Jayanti Patel (1 patent)Jill TolfreeJill Tolfree (1 patent)Ken-ichi ShimazuKen-ichi Shimazu (36 patents)Jayanti PatelJayanti Patel (22 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Polychrome Corporation (1 from 73 patents)


1 patent:

1. 4960663 - Persistent photoconductive coating composition

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as of
12/25/2025
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