Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8193641 | Recessed workfunction metal in CMOS transistor gates | Willy Rachmady, Michael K. Harper, Subhash M. Joshi | 2012-06-05 |
| 6447740 | Mercury removal from flue gas | Douglas W. Caldwell, John W. Biggar | 2002-09-10 |
| 4619608 | Process for removal of pollutants from waste gas emissons | John W. Biggar | 1986-10-28 |