Patents per Year
Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 10216825 | Reading material suggestions based on reading behavior | George M. Ionkov, Aaron James Dykstra, Laura Ellen Grit, James C. Petts, Samuel A. Minter +2 more | 2019-02-26 | $102,185,000 |
| 10013492 | Categorization based on user questionnaire | James C. Petts, Yong Xi, Laura Ellen Grit, Samuel A. Minter, Lindsey Christina Fowler +2 more | 2018-07-03 | $88,108,000 |
| 9769008 | Annotations for content creation feedback | James C. Petts, Aaron James Dykstra, Lindsey Christina Fowler, Laura Ellen Grit, George M. Ionkov +2 more | 2017-09-19 | $37,495,000 |
| 9639877 | eBook citation enhancement | James C. Petts, Aaron James Dykstra, Laura Ellen Grit, Lindsey Christina Fowler, George M. Ionkov +1 more | 2017-05-02 | $39,341,000 |
| 8834166 | User device providing electronic publications with dynamic exercises | George M. Ionkov, Aaron James Dykstra, Laura Ellen Grit, James C. Petts, Samuel A. Minter +2 more | 2014-09-16 | $51,773,000 |