Average Co-Inventor Count = 1.47
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. Educational Testing Service (7 from 222 patents)
7 patents:
1. 10796595 - Systems and methods for computer-based training of crowd-sourced raters
2. 10262547 - Generating scores and feedback for writing assessment and instruction using electronic process logs
3. 8632344 - Method of model scaling for an automated essay scoring system
4. 8472861 - Automatic essay scoring system
5. 8275306 - Method and system for evaluating vocabulary similarity
6. 8202098 - Method of model scaling for an automated essay scoring system
7. 7831196 - Automatic essay scoring system