Growing community of inventors

Vancouver, WA, United States of America

Mark E Cooper

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 = 18

Mark E Cooper ↔ Sandra J Stash (2 patents)Mark E CooperMark E Cooper (2 patents)Sandra J StashSandra J Stash (5 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Northrop Grumman Systems Corporation (2 from 3,387 patents)


2 patents:

1. 6461432 - Ceramic RAM film coating process

2. 6001425 - Ceramic RAM film coating process

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as of
12/30/2025
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