Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7472722 | Method of permanently repairing a pipeline section using a combination wrap and sleeve structure | Nagendran Nadarajah, Renata Anita De Raj | 2009-01-06 |
| 7168743 | Means to seal terminal ends of pipe sleeves | Nagendran Nadarajah, Renata Anita De Raj | 2007-01-30 |