Growing community of inventors

Columbus, OH, United States of America

Brent D Massman

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 = 8

Brent D MassmanHerman J Eichel (1 patent)Brent D MassmanBrent D Massman (1 patent)Herman J EichelHerman J Eichel (7 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Ionor, Inc. (1 from 1 patent)


1 patent:

1. 4822619 - Controlled release pharmaceutical preparation containing a

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as of
12/10/2025
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