Average Co-Inventor Count = 20.00
ph-index = 2
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.
Company Filing History:
1. Other (1 from 833,002 patents)
2. Sang Sup Jew (1 from 1 patent)
3. Kwang Ho Ko (1 from 1 patent)
4. Bak Kwang Kim (1 from 1 patent)
2 patents:
1. 6030993 - 2-hydroxypropionic acid derivative and its manufacturing method
2. 6013666 - Oxirane carboxylic acid derivative and its manufacturing method