Growing community of inventors

Marshalltown, IA, United States of America

Bruce A Johnson

Average Co-Inventor Count = 3.00

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 = 43

Bruce A Johnson ↔ Jimmie Lee Snowbarger (1 patent)Bruce A Johnson ↔ Bruce Frederick Grumstrup (1 patent)Bruce A JohnsonBruce A Johnson (1 patent)Jimmie Lee SnowbargerJimmie Lee Snowbarger (19 patents)Bruce Frederick GrumstrupBruce Frederick Grumstrup (17 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Fisher Controls International LLC (1 from 871 patents)


1 patent:

1. 5687098 - Device data acquisition

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as of
12/21/2025
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