Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6237288 | Roofing shingle bearing release material with identifying indicia | Robert L. Jenkins, Michael J. Noone, Norman M. Robinson, Robert E. Oglesby | 2001-05-29 |
| 5951809 | Method of providing identifying indicia to a roofing shingle | Robert L. Jenkins, Michael J. Noone, Norman M. Robinson, Robert E. Oglesby | 1999-09-14 |