Growing community of inventors

Ansan-si, South Korea

Doo-gyu Lee

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

Doo-gyu LeeSeung-yoon Lee (2 patents)Doo-gyu LeeChan-sam Chang (2 patents)Doo-gyu LeeDoo-gyu Lee (2 patents)Seung-yoon LeeSeung-yoon Lee (6 patents)Chan-sam ChangChan-sam Chang (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Samsung Electronics Co., Ltd. (2 from 131,324 patents)


2 patents:

1. 10969691 - Extreme ultraviolet exposure apparatus and method, and method of manufacturing semiconductor device by using the exposure method

2. 10809624 - Extreme ultraviolet exposure apparatus and method, and method of manufacturing semiconductor device by using the exposure method

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as of
12/10/2025
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