Average Co-Inventor Count = 4.61
ph-index = 3
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. Sfc Co., Ltd. (3 from 94 patents)
3 patents:
1. 8293381 - Anthracene derivative and organic electroluminescent device using the same
2. 8071226 - Red phosphorescent compounds and organic electroluminescent devices using the same
3. 7846558 - Blue light emitting compound and organic electroluminescent device using the same