Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D389111 | Set of rear fins for a vehicle | Barbara Ling, Joel Schumacher | 1998-01-13 |
| D375704 | Vehicle | Barbara Ling, Joel Schumacher | 1996-11-19 |
| D370884 | Boat | Barbara Ling, Joel Schumacher | 1996-06-18 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D389111 | Set of rear fins for a vehicle | Barbara Ling, Joel Schumacher | 1998-01-13 |
| D375704 | Vehicle | Barbara Ling, Joel Schumacher | 1996-11-19 |
| D370884 | Boat | Barbara Ling, Joel Schumacher | 1996-06-18 |