Average Co-Inventor Count = 3.00
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. China Petrochemical Development Corporation (3 from 60 patents)
3 patents:
1. 8859113 - Carbazole derivatives and organic light-emitting diode device using the same
2. 8580396 - Carbazole derivatives and organic light-emitting diode device using the same
3. 8460801 - Quinoxaline derivatives and their use in organic light-emitting diode device