Average Co-Inventor Count = 2.00
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. American Institutes for Research (2 from 3 patents)
2. Cambium Assessment, Inc. (1 from 1 patent)
3 patents:
1. 10643489 - Constructed response scoring mechanism
2. 9812026 - Constructed response scoring mechanism
3. 8270725 - System and method for optical mark recognition