Growing community of inventors

Pohang-si, South Korea

Yoon-ju Chang

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 = 0

Yoon-ju ChangHyuk Jae Chang (1 patent)Yoon-ju ChangHae-kyoung Kim (1 patent)Yoon-ju ChangWon-mok Lee (1 patent)Yoon-ju ChangJin-chul Jung (1 patent)Yoon-ju ChangSam-dae Park (1 patent)Yoon-ju ChangYoon-ju Chang (1 patent)Hyuk Jae ChangHyuk Jae Chang (53 patents)Hae-kyoung KimHae-kyoung Kim (23 patents)Won-mok LeeWon-mok Lee (4 patents)Jin-chul JungJin-chul Jung (1 patent)Sam-dae ParkSam-dae Park (1 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Samsung Sdi Co., Inc. (1 from 7,657 patents)


1 patent:

1. 7759453 - Multiblock copolymer, method of preparing the same, polymer electrolyte membrane prepared from the multiblock copolymer, method of preparing the polymer electrolyte membrane, and fuel cell employing the polymer electrolyte membrane

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1/10/2026
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