Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D338900 | Aluminum can crushing appliance | Donald Massaro, Lawrence Lam | 1993-08-31 |
| D336478 | Aluminium can crushing appliance | Donald Massaro, Lawrence Lam | 1993-06-15 |
| D327278 | Can recycling machine | Lawrence Lam, Donald Massaro, Michael J. Nuttall | 1992-06-23 |
| 5103721 | Aluminum can recycling appliance and method | Albert S. Chou, Donald Massaro | 1992-04-14 |