Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8452225 | Methods for automated essay analysis | Jill Burstein, Daniel Marcu, Vyacheslav Andreyev, Martin Chodorow | 2013-05-28 |
| 8380491 | System for rating constructed responses based on concepts and a model answer | Martin Chodorow, Eleanor Bolge, Magdalena Wolska | 2013-02-19 |
| 7729655 | Methods for automated essay analysis | Jill Burstein, Daniel Marcu, Martin Chodorow, Vyacheslav Andreyev | 2010-06-01 |
| 6796800 | Methods for automated essay analysis | Jill Burstein, Daniel Marcu, Vyacheslav Andreyev, Martin Chodorow | 2004-09-28 |