Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D270464 | Racquet | Sigmund Kwiatkowski | 1983-09-06 |
| 4348025 | Racquet | Sigmund Kwiatkowski | 1982-09-07 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D270464 | Racquet | Sigmund Kwiatkowski | 1983-09-06 |
| 4348025 | Racquet | Sigmund Kwiatkowski | 1982-09-07 |