Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7293639 | Case rotating system | Frederick Stingel, Frederick J. Stingel, Jr., Jeffrey W. Stingel | 2007-11-13 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7293639 | Case rotating system | Frederick Stingel, Frederick J. Stingel, Jr., Jeffrey W. Stingel | 2007-11-13 |