Growing community of inventors

Grand Island, NY, United States of America

Eng P Chang

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 = 5

Eng P ChangCharles S Ilardo (1 patent)Eng P ChangEugene L Slagowski (1 patent)Eng P ChangEng P Chang (1 patent)Charles S IlardoCharles S Ilardo (5 patents)Eugene L SlagowskiEugene L Slagowski (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hooker Chemicals & Plastics Corporation (1 from 328 patents)


1 patent:

1. 4194072 - Flame retardant nylon compositions

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as of
12/17/2025
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