Growing community of inventors

Seoul, South Korea

Yeon Hak Choo

Average Co-Inventor Count = 6.00

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 = 2

Yeon Hak Choo ↔ Jung Keun Ahn (1 patent)Yeon Hak Choo ↔ Sang Wan Hong (1 patent)Yeon Hak Choo ↔ Jae Hyun Shim (1 patent)Yeon Hak Choo ↔ Young Jin Park (1 patent)Yeon Hak Choo ↔ Sang Man Jeong (1 patent)Yeon Hak ChooYeon Hak Choo (1 patent)Jung Keun AhnJung Keun Ahn (3 patents)Sang Wan HongSang Wan Hong (1 patent)Jae Hyun ShimJae Hyun Shim (1 patent)Young Jin ParkYoung Jin Park (1 patent)Sang Man JeongSang Man Jeong (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. S-1 Corporation (1 from 18 patents)

2. Udp Technology Ltd. (1 from 6 patents)

3. National Disaster Management Institute (1 from 3 patents)


1 patent:

1. 8630449 - Device and method for monitoring water level

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idiyas.com
as of
1/11/2026
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