Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9085886 | Integrated tree root and storm water system | James Urban, Albert L. Key, Charles Julian Ray, Charles Graham Ray | 2015-07-21 |
| 9085887 | Integrated tree root and storm water system | James Urban, Albert L. Key, Charles Julian Ray, Charles Graham Ray | 2015-07-21 |
| 7080480 | Integrated tree root and storm water system | James Urban, Albert L. Key, Charles Julian Ray, Charles Graham Ray | 2006-07-25 |
| 6839858 | System for clock synchronization | Kent W. Ryhorchuk | 2005-01-04 |