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Ann Arbor, MI, United States of America

Yisun Chang

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 = 1

Yisun Chang ↔ Robert Henry Hammerle (1 patent)Yisun Chang ↔ Paul Matthew Laing (1 patent)Yisun ChangYisun Chang (1 patent)Robert Henry HammerleRobert Henry Hammerle (23 patents)Paul Matthew LaingPaul Matthew Laing (22 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ford Global Technolgoies, LLC (1 from 25,932 patents)


1 patent:

1. 7325394 - System and method for desulfating a NOx trap

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12/27/2025
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