Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7101331 | File folders | Alexander P. Janssen, Timothy Worley | 2006-09-05 |
| 6736924 | Folder assembly machine | Alexander P. Janssen, Timothy Worley | 2004-05-18 |
| 5376217 | Application of identifying indicia | Alexander P. Janssen, Timothy Worley | 1994-12-27 |
| 4864753 | Large frame visible index system | Alexander P. Janssen | 1989-09-12 |
| 4769935 | Visible index system with improved hanger | Alexander P. Janssen | 1988-09-13 |