Growing community of inventors

Mississauga, Canada

John W Callahan

Average Co-Inventor Count = 3.00

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 = 16

John W CallahanDon J Mahuran (1 patent)John W CallahanJoe T R Clarke (1 patent)John W CallahanJohn W Callahan (1 patent)Don J MahuranDon J Mahuran (14 patents)Joe T R ClarkeJoe T R Clarke (1 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Hsc Research and Development Limited Partnership (1 from 36 patents)


1 patent:

1. 6696272 - Products and methods for gaucher disease therapy

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1/7/2026
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