Growing community of inventors

Portland, ME, United States of America

Casey D Johnsen

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 = 27

Casey D JohnsenRyan Kendall Pierce (1 patent)Casey D JohnsenCasey D Johnsen (1 patent)Ryan Kendall PierceRyan Kendall Pierce (18 patents)
..
Inventor’s number of patents
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Strength of working relationships

1 patent:

1. D817123 - Kindling splitter

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as of
12/25/2025
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