Issued Patents 2005
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6974188 | Chair with pivotable chair back | Paul T. Zink, Jason Andrews | 2005-12-13 |
| D504254 | Chair frame portion | Jian Yang, Paul T. Zink, Jason Andrews | 2005-04-26 |
| 6866338 | Chair stacker apparatus | Andrew B. Mendenhall, Jason Andrews | 2005-03-15 |
| 6840583 | Chair with retractable step stool | Paul T. Zink, Andrew B. Mendenhall, Joseph Baumgartner | 2005-01-11 |