Growing community of inventors

San Bernadino, CA, United States of America

Richard C Dark

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 = 44

Richard C Dark ↔ Rolf Mast (1 patent)Richard C DarkRichard C Dark (1 patent)Rolf MastRolf Mast (5 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Lee Pharmaceuticals, Inc. (1 from 24 patents)


1 patent:

1. 4751935 - Artificial fingernail

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as of
12/17/2025
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