Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8016678 | Massively multiplayer educational online role playing game | Robert Hutter | 2011-09-13 |
| 8016680 | Massively multiplayer educational online role playing game | Robert Hutter | 2011-09-13 |
| 7402105 | Massively multiplayer educational online role playing game | Robert Hutter | 2008-07-22 |
| 6195831 | Display screen cleaning tool | Stephen M. Plakcy | 2001-03-06 |
| 5097858 | Clock controlled gas pressure regulator | Robert J. Zlokovitz | 1992-03-24 |