Growing community of inventors

Seoul, South Korea

Chang Ryong Kwak

Average Co-Inventor Count = 1.33

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

Chang Ryong KwakMin Ho Sung (1 patent)Chang Ryong KwakChang Ryong Kwak (2 patents)Min Ho SungMin Ho Sung (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Lg Cns Co., Ltd. (2 from 108 patents)


2 patents:

1. 9798904 - IC card reader and operating method thereof

2. 9135786 - Financial device

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as of
1/8/2026
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