Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6644741 | Chair | Patrick Nelson, Werner Hartel | 2003-11-11 |
| 6626404 | Chair base | Helmut Berkenkoetter, Walter Mersmann | 2003-09-30 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6644741 | Chair | Patrick Nelson, Werner Hartel | 2003-11-11 |
| 6626404 | Chair base | Helmut Berkenkoetter, Walter Mersmann | 2003-09-30 |