Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8397460 | Roofing shingle | Tommy F. Rodrigues, Frederick W. Sieling, Awdhoot Vasant Kerkar | 2013-03-19 |
| 7805905 | Roofing shingle | Tommy F. Rodrigues, Frederick W. Sieling, Awdhoot Vasant Kerkar | 2010-10-05 |
| D554275 | Roof shingle | Frederick W. Sieling, Tommy F. Rodrigues, Awdhoot Vasant Kerkar | 2007-10-30 |
| D504962 | Roofing shingle | Frederick W. Sieling, Tommy F. Rodrigues, Av Kerkar | 2005-05-10 |