Growing community of inventors

Gyeonggi-do, South Korea

Yu-Chul Chang

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-Chul ChangSun-Jong Choe (1 patent)Yu-Chul ChangYoung-Jin An (1 patent)Yu-Chul ChangYu-Chul Chang (1 patent)Sun-Jong ChoeSun-Jong Choe (2 patents)Young-Jin AnYoung-Jin An (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Samsung Electronics Co., Ltd. (1 from 131,611 patents)


1 patent:

1. 8391002 - Slide type portable terminal

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/26/2025
Loading…