Growing community of inventors

Seoul, South Korea

Yu Ri Koh

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 = 0

Yu Ri KohYoung Chul Park (1 patent)Yu Ri KohChan Kwon Lee (1 patent)Yu Ri KohYu Ri Koh (1 patent)Young Chul ParkYoung Chul Park (13 patents)Chan Kwon LeeChan Kwon Lee (8 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Koh Young Technology Inc. (1 from 172 patents)


1 patent:

1. 11525992 - Stereo microscope, optical device, and method for forming optical path using same

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as of
12/28/2025
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