Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5991595 | Computerized system for scoring constructed responses and methods for training, monitoring, and evaluating human rater's scoring of constructed responses | Mark Grant, Marisa D. Farnum | 1999-11-23 |
| 5827070 | System and methods for computer based testing | Roger C. Kershaw, Leonard C. Swanson, William Ward | 1998-10-27 |
| 5565316 | System and method for computer based testing | Roger C. Kershaw, Leonard C. Swanson, William Ward | 1996-10-15 |
| 5513994 | Centralized system and method for administering computer based tests | Roger C. Kershaw | 1996-05-07 |
| D308297 | Combined key holder and self defense weapon | — | 1990-06-05 |