Growing community of inventors

Sturbridge, MA, United States of America

Donald O Hoffman

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 = 10

Donald O Hoffman ↔ Emil W Deeg (1 patent)Donald O HoffmanDonald O Hoffman (1 patent)Emil W DeegEmil W Deeg (24 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. American Optical Corporation (1 from 409 patents)


1 patent:

1. 4076542 - Process for producing photochromic silicate glass film containing silver

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as of
12/31/2025
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