Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4900619 | Translucent housewrap | Henry S. Ostrowski, William Jackson, Jay Darrell Gillespie | 1990-02-13 |
| 4824498 | Strippalble sponge cushion underlay for a surface covering, such as carpeting | Henry S. Ostrowski, Gary Davis | 1989-04-25 |