Growing community of inventors

Holmdel, NJ, United States of America

David Warren Melnick

Average Co-Inventor Count = 1.33

ph-index = 2

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 = 23

David Warren MelnickNorman Melnick (1 patent)David Warren MelnickDavid Warren Melnick (2 patents)Norman MelnickNorman Melnick (4 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Pentech International Inc. (2 from 11 patents)


2 patents:

1. 5735622 - Writing instrument with a compressible friction coating and method of

2. D337786 - Marking pen

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as of
12/21/2025
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