Growing community of inventors

Waltham, MA, United States of America

Stephen C Johnson

Average Co-Inventor Count = 5.00

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 = 19

Stephen C Johnson ↔ Jack J Stiffler (1 patent)Stephen C Johnson ↔ James K Mathewes, Jr (1 patent)Stephen C Johnson ↔ Richard B Goud (1 patent)Stephen C Johnson ↔ Jan S Hermam (1 patent)Stephen C JohnsonStephen C Johnson (1 patent)Jack J StifflerJack J Stiffler (14 patents)James K Mathewes, JrJames K Mathewes, Jr (3 patents)Richard B GoudRichard B Goud (2 patents)Jan S HermamJan S Hermam (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Raytheon Company (1 from 8,175 patents)


1 patent:

1. 4841434 - Control sequencer with dual microprogram counters for microdiagnostics

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as of
12/6/2025
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