Average Co-Inventor Count = 5.39
ph-index = 5
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. Blackboard Inc. (5 from 23 patents)
5 patents:
1. 9053500 - Internet-based education support system and method with multi-language capability
2. 8745222 - Content system and associated methods
3. 7558853 - Internet-based education support system and methods
4. 7493396 - Internet-based education support system and methods
5. 6988138 - Internet-based education support system and methods