Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4832653 | Toy musical instrument | Robert Berghash | 1989-05-23 |
| D300438 | Toy musical instrument | Robert Berghash | 1989-03-28 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4832653 | Toy musical instrument | Robert Berghash | 1989-05-23 |
| D300438 | Toy musical instrument | Robert Berghash | 1989-03-28 |