Average Co-Inventor Count = 7.00
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.
Company Filing History:
1. Sk Innovation Co., Ltd. (2 from 733 patents)
2. Sk Corporation (1 from 63 patents)
3. Sk-materials Co., Ltd. (1 from 9 patents)
2 patents:
1. 12146092 - Etching composition, method for etching insulating film of semiconductor devices using the same and method for preparing semiconductor devices
2. 11186772 - Etching composition, method for etching insulating film of semiconductor devices using the same and method for preparing semiconductor devices