Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12114715 | Athletic garment | Matthew Polstein, Colleen Cotter, Allen Thompson | 2024-10-15 |
| 11986041 | Protective sports face mask | Michael Polstein, Matthew Polstein | 2024-05-21 |
| D603102 | Protective fielders face guard for softball and baseball | Michael Allan Polstein, Matthew Evan Polstein, Carole Polstein, Lauren Polstein | 2009-10-27 |
| D602647 | Protective helmet mask | Michael Allan Polstein, Matthew Polstein, Lauren Polstein, Carole Polstein | 2009-10-20 |