Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6497078 | Adhesive composition for chemically inert substrate | Shah A. Haque, Richard Chmiel, David E. Birt, Richard L. Iazzetti | 2002-12-24 |
| 5814693 | Coatings for concrete containment structures | Richard Chmiel, Richard L. Iazzetti, Edward G. Brugel | 1998-09-29 |