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Vancouver, Canada

Joseph Yan

Average Co-Inventor Count = 2.57

ph-index = 3

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 = 592

Joseph Yan ↔ Septimiu Edmund Salcudean (1 patent)Joseph Yan ↔ Mike Stonefield (1 patent)Joseph Yan ↔ Robert David Bower (1 patent)Joseph Yan ↔ Bob Bower (1 patent)Joseph Yan ↔ Michael David Stonefield (1 patent)Joseph YanJoseph Yan (3 patents)Septimiu Edmund SalcudeanSeptimiu Edmund Salcudean (28 patents)Mike StonefieldMike Stonefield (2 patents)Robert David BowerRobert David Bower (1 patent)Bob BowerBob Bower (1 patent)Michael David StonefieldMichael David Stonefield (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Qlt Phototherapeutics, Inc. (2 from 15 patents)

2. The University of British Columbia (1 from 932 patents)


3 patents:

1. 6086558 - Balloon catheter for photodynamic therapy

2. 6013053 - Balloon catheter for photodynamic therapy

3. 5382885 - Motion scaling tele-operating system with force feedback suitable for

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as of
12/10/2025
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