Growing community of inventors

Chicago, IL, United States of America

Usha Periyanayagam

Average Co-Inventor Count = 6.00

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 = 3

Usha Periyanayagam ↔ Patrick M McCarthy (1 patent)Usha Periyanayagam ↔ Swaminadhan Gnanashanmugam (1 patent)Usha Periyanayagam ↔ Leah Ralph (1 patent)Usha Periyanayagam ↔ Christopher Lubeck (1 patent)Usha Periyanayagam ↔ Ingrid Lin (1 patent)Usha PeriyanayagamUsha Periyanayagam (1 patent)Patrick M McCarthyPatrick M McCarthy (32 patents)Swaminadhan GnanashanmugamSwaminadhan Gnanashanmugam (1 patent)Leah RalphLeah Ralph (1 patent)Christopher LubeckChristopher Lubeck (1 patent)Ingrid LinIngrid Lin (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Northwestern University (1 from 2,123 patents)


1 patent:

1. 9554787 - Devices and methods for percutaneous access, hemostasis, and closure

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as of
1/3/2026
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