Growing community of inventors

Los Angeles, CA, United States of America

David W Fairfield

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 = 77

David W Fairfield ↔ Thomas J Calamia (1 patent)David W FairfieldDavid W Fairfield (1 patent)Thomas J CalamiaThomas J Calamia (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (1 from 832,843 patents)


1 patent:

1. 4999936 - Illuminated sign

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12/26/2025
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