Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D302702 | Adjustable file card holder | — | 1989-08-08 |
| D290180 | Tennis ensemble | — | 1987-06-09 |
| D289776 | Two hole punch assembly | Richard A. Davi | 1987-05-12 |
| D283902 | Closed portable card file | — | 1986-05-20 |
| D283035 | Heavy duty paper punch | — | 1986-03-18 |
| D280423 | Covered swivel card file | Robert Walter Burton, Joseph C. Crowley, Jr., Richard A. Davi | 1985-09-03 |
| D270549 | Combined telephone list finder and desk tray | Robert Walter Burton, Joseph C. Crowley, Jr., Richard A. Davi | 1983-09-13 |
| D261280 | Rotary card file | — | 1981-10-13 |