Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6945887 | Game ball with clock | Michael Oister, William C. Boettcher, Thomas Doherty | 2005-09-20 |
| D482417 | Basketball game | Michael Oister, William C. Boettcher, Thomas Doherty | 2003-11-18 |
| D470894 | Tabletop baseball game | Michael Oister, William C. Boettcher, Thomas Doherty | 2003-02-25 |