Growing community of inventors

Durham, NC, United States of America

Andrew J Hirsh

Average Co-Inventor Count = 3.20

ph-index = 4

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 = 137

Andrew J HirshMichael Ross Johnson (4 patents)Andrew J HirshRichard C Boucher (4 patents)Andrew J HirshJianzhong Zhang (1 patent)Andrew J HirshAndrew J Hirsh (4 patents)Michael Ross JohnsonMichael Ross Johnson (170 patents)Richard C BoucherRichard C Boucher (52 patents)Jianzhong ZhangJianzhong Zhang (327 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Parion Sciences, Inc. (4 from 83 patents)


4 patents:

1. 8288391 - Pyrazinoylguanidine compounds for use as taste modulators

2. 8163758 - Phenyl substituted pyrazinoylguanidine sodium channel blockers possessing beta agonist activity

3. 8058278 - Methods of enhancing mucosal hydration and mucosal clearance by treatment with sodium channel blockers and osmolytes

4. 7981898 - Methods of enhancing mucosal hydration and mucosal clearance by treatment with sodium channel blockers and osmolytes

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as of
12/5/2025
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