Average Co-Inventor Count = 5.09
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. Sk Telecom Company, Ltd. (2 from 1,077 patents)
2 patents:
1. D812152 - Robot
2. D797073 - Voice recognition speaker