Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D456630 | Chair | Edward J. Robertson, Jr., Arthur B. Nichols, James M. Ryan | 2002-05-07 |
| D443430 | Chair | Edward J. Robertson, Jr., Carl A. Rotter, James M. Ryan | 2001-06-12 |
| D437134 | Multi-position chair | Edward J. Robertson, Jr., Carl A. Rotter, James M. Ryan | 2001-02-06 |
| D431945 | Chaise back rest | Edward J. Robertson, Jr., Carl A. Rotter, James M. Ryan | 2000-10-17 |
| D431726 | Chair | Edward J. Robertson, Jr., Arthur B. Nichols, James M. Ryan | 2000-10-10 |