Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885887 | Apparatus and method for securing an outer roofing membrane to an insulated roof deck | Richard W. Stamper, Thomas P. Kaufman | 1989-12-12 |
| 4347154 | Methylene chloride stabilizer formulation for use in aerosols | — | 1982-08-31 |