Average Co-Inventor Count = 5.60
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. Educational Testing Service (3 from 222 patents)
3 patents:
1. 8202097 - Computer based test item generation
2. 7092987 - Remote computer capabilities querying and certification
3. 6056556 - Computer-based simulation examination of architectural practice