Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6012787 | Desk top with interfitted, molded, upper and lower components | John W. Shiffler | 2000-01-11 |
| 5985188 | Method for manufacturing a chair having separate moldable parts | John W. Shiffler | 1999-11-16 |