Growing community of inventors

Baltimore, MD, United States of America

David T Efron

Average Co-Inventor Count = 4.00

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 = 1

David T Efron ↔ Calvin Chang (1 patent)David T Efron ↔ Wes Bernier (1 patent)David T Efron ↔ James H Black (1 patent)David T EfronDavid T Efron (1 patent)Calvin ChangCalvin Chang (3 patents)Wes BernierWes Bernier (1 patent)James H BlackJames H Black (1 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Johns Hopkins University (1 from 3,687 patents)


1 patent:

1. 10045785 - Inferior vena cava (IVC) shunt, double-balloon catheter for occlusion as a surgical tool

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12/26/2025
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