Average Co-Inventor Count = 4.36
ph-index = 4
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. Unext. Com (4 from 8 patents)
4 patents:
1. 6704541 - Method and system for tracking the progress of students in a class
2. 6358053 - Interactive online language instruction
3. 6347333 - Online virtual campus
4. 6301462 - Online collaborative apprenticeship