Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1042614 | Device mounting apparatus | — | 2024-09-17 |
| 9499977 | Motorized acoustical banner | Dann Rypka, Aaron Harris, Denny Meyer | 2016-11-22 |
| 7275788 | Music posture chairs | Thomas A. Dettmann, Paul A. James, Diwa Ratnam, Jodi Tuthill, Mark E. Reeves +1 more | 2007-10-02 |
| D524583 | Chair, seat and back | Thomas A. Dettmann, Paul A. James, Diwa Ratnam, Jodi Tuthill, Mark E. Reeves | 2006-07-11 |
| D524082 | Chair frame | Thomas A. Dettmann, Paul A. James, Diwa Ratnam, Jodi Tuthill, Mark E. Reeves +1 more | 2006-07-04 |
| D523255 | Posture chair | Thomas A. Dettmann, Paul A. James, Diwa Ratnam, Jodi Tuthill, Mark E. Reeves +1 more | 2006-06-20 |