Growing community of inventors

Salem, NH, United States of America

Charles E Perkett

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 = 3

Charles E Perkett ↔ Stephen G Keith (1 patent)Charles E PerkettCharles E Perkett (1 patent)Stephen G KeithStephen G Keith (2 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Mfe Corporation (1 from 20 patents)


1 patent:

1. 3983805 - Printer with sequentially actuated printing means

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as of
12/12/2025
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