Average Co-Inventor Count = 8.89
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. Amorepacific Corporation (4 from 540 patents)
2. Sentronix Co., Ltd. (1 from 8 patents)
4 patents:
1. 10111805 - Facial massager
2. 10034815 - Vibrating stimulus pad
3. 9962315 - Electric module for stimulating skin
4. 9744096 - Face massaging device