Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11478368 | Device and method for cleaning a prosthetic liner | — | 2022-10-25 |
| 5558368 | Chassis structure | John Robert Cerny, Jr., Mohamad S. El-Zein, Maurice A. Popelier, Harold Eugene Krause | 1996-09-24 |
| D365572 | Vehicle chassis | John Robert Cerny, Jr., Mohamad S. El-Zein, Maurice A. Popelier, Harold Eugene Krause | 1995-12-26 |
| 4788226 | Polyamide membranes | — | 1988-11-29 |