Growing community of inventors

Gyeongju-si, South Korea

Hui Do Ryu

Average Co-Inventor Count = 4.00

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

Hui Do Ryu ↔ Do Jae Joo (1 patent)Hui Do Ryu ↔ Seong Wook Cha (1 patent)Hui Do Ryu ↔ Gahyeon Yi (1 patent)Hui Do Ryu ↔ In Sang Kim (0 patent)Hui Do Ryu ↔ Hong Ki Kim (0 patent)Hui Do Ryu ↔ Ga Hyeon Yi (0 patent)Hui Do RyuHui Do Ryu (1 patent)Do Jae JooDo Jae Joo (1 patent)Seong Wook ChaSeong Wook Cha (1 patent)Gahyeon YiGahyeon Yi (1 patent)In Sang KimIn Sang Kim (0 patent)Hong Ki KimHong Ki Kim (0 patent)Ga Hyeon YiGa Hyeon Yi (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Youngshin Precision Co., Ltd. (1 from 3 patents)


1 patent:

1. 12281650 - Oil pump not requiring changing positions of suction port and discharge port according to forward rotation and reverse rotation

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as of
1/12/2026
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