Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5993099 | Combination notebook/file folder having retractable and extendible hangers | Jacobo Feldman | 1999-11-30 |
| D407441 | Combined notebook/file system | Jacobo Feldman | 1999-03-30 |
| 4537266 | Portable and compactible scale | — | 1985-08-27 |
| 4437461 | Valve respirator device | — | 1984-03-20 |