Growing community of inventors

Stavanger, Norway

Richard Steffensen

Average Co-Inventor Count = 1.00

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 = 5

Richard SteffensenRichard Steffensen (1 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. National Oilwell Norway As (1 from 25 patents)

2. Maritime It As (1 from 1 patent)


1 patent:

1. D600151 - Retainer for electronic identification tag

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as of
12/19/2025
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