Growing community of inventors

Seoul, South Korea

Sun-Jong Ryoo

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

Sun-Jong RyooTae-Kyung Lee (2 patents)Sun-Jong RyooYoon-Sik Lee (1 patent)Sun-Jong RyooJu-Han Kim (1 patent)Sun-Jong RyooSun-Jong Ryoo (2 patents)Tae-Kyung LeeTae-Kyung Lee (5 patents)Yoon-Sik LeeYoon-Sik Lee (9 patents)Ju-Han KimJu-Han Kim (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Beadtech Inc. (2 from 3 patents)


2 patents:

1. 7442745 - Aminomethyl polystyrene resin and preparation process for the same

2. 6875822 - Process for preparing tritylated polystyrene resin

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1/13/2026
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