Growing community of inventors

Sommerville, NJ, United States of America

Charles F Hirsch

Average Co-Inventor Count = 4.44

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 = 8

Charles F Hirsch ↔ Robert E Schwartz (2 patents)Charles F Hirsch ↔ Jerrold M Liesch (1 patent)Charles F Hirsch ↔ Douglas J Pettibone (1 patent)Charles F Hirsch ↔ David F Sesin (1 patent)Charles F Hirsch ↔ Michael J Salvatore, Jr (1 patent)Charles F Hirsch ↔ Janet M Sigmund (1 patent)Charles F HirschCharles F Hirsch (2 patents)Robert E SchwartzRobert E Schwartz (22 patents)Jerrold M LieschJerrold M Liesch (29 patents)Douglas J PettiboneDouglas J Pettibone (12 patents)David F SesinDavid F Sesin (9 patents)Michael J Salvatore, JrMichael J Salvatore, Jr (3 patents)Janet M SigmundJanet M Sigmund (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Merck + Co., Inc. (2 from 4,770 patents)


2 patents:

1. 4946835 - Antifungal fermentation product and method

2. 4803217 - Hapalindolinone compounds as vassopressin antagonists

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as of
12/11/2025
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