Growing community of inventors

Suwon-si, South Korea

Hang Duk Roh

Average Co-Inventor Count = 2.00

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 = 95

Hang Duk RohKi-Joo Kim (1 patent)Hang Duk RohHang Duk Roh (1 patent)Ki-Joo KimKi-Joo Kim (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sunkyong Industries Ltd. (1 from 9 patents)


1 patent:

1. 5770770 - Reactive distillation process and equipment for the production of acetic

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/13/2025
Loading…