Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6793798 | Radioactively coated devices | Albert Chan, Thomas J. Simpson | 2004-09-21 |
| 6676988 | Radioactively coated devices | Albert Chan, Thomas J. Simpson, Sonia Corrent | 2004-01-13 |
| 6394945 | Radioactively coated devices | Albert Chan, Thomas J. Simpson | 2002-05-28 |
| 6103295 | Method of affixing radioisotopes onto the surface of a device | Albert Chan, Thomas J. Simpson | 2000-08-15 |