Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D414568 | Roofing panel | Jerry Lamb, James R. Rahn | 1999-09-28 |
| 5927044 | Panels with simulated shingles and method of manufacture | Jerry Lamb, James R. Rahn | 1999-07-27 |
| D410094 | Roofing panel with simulated slate shingles | James R. Rahn | 1999-05-18 |
| D410095 | Roofing panel with simulated shake shingles | James R. Rahn | 1999-05-18 |
| 5382449 | Method of using volcanic ash to maintain separation between asphalt roofing shingles | — | 1995-01-17 |
| 4595147 | Self attrition pulverizing mill | — | 1986-06-17 |