Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D453431 | Stadium desk | Michael J. Volkman | 2002-02-12 |
| D451727 | Stadium desk | Michael J. Volkman | 2001-12-11 |
| D423812 | Desktop with surrounding storage compartments | Michael J. Volkman | 2000-05-02 |
| D372372 | Desktop with surrounding storage compartments | — | 1996-08-06 |