Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6556924 | Maintenance optimization system for water pipelines | Shahani Nileeka Kariyawasam, Maher A. Nessim, Yuwu Yu | 2003-04-29 |
| 6359434 | Method and system for determining pipeline circumferential and non-circumferential wall loss defects in a water pipeline | Jens Winslow, Rodney K. Ridley, Varagur S. V. Rajan, Yuwu Yu | 2002-03-19 |