Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6595592 | Article of furniture | Joel D. Alberda, Donald E. Newfer | 2003-07-22 |
| 6267446 | Compressed upholstered furniture assembly kit and method of manufacture | Blaine L. Wieland | 2001-07-31 |
| 5738414 | Modular furniture with interlocking components | Joel D. Alberda, Donald E. Neufer | 1998-04-14 |
| 5069506 | Knock-down furniture assembly | — | 1991-12-03 |
| 4893958 | Joint for demountable furniture | — | 1990-01-16 |
| 4850646 | Detachable joint assembly for furniture frame | — | 1989-07-25 |