Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7087996 | Etchant formulation for selectively removing thin films in the presence of copper, tin, and lead | Donald Danielson, Tzeun-luh Huang, Dawn L. Scovell | 2006-08-08 |
| 6749760 | Etchant formulation for selectively removing thin films in the presence of copper, tin, and lead | Donald Danielson, Tzeun-luh Huang, Dawn L. Scovell | 2004-06-15 |
| 4682778 | Political game utilizing die with interchangeable faces | Wayne H. Willis | 1987-07-28 |