Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4840656 | Methods and apparatus for forming glass articles | Michael J. Ziegler, Kenneth P. Robb, Jr. | 1989-06-20 |
| 4450017 | Gaseous decarburizing mixtures of hydrogen, carbon dioxide and a carrier gas | Kerry R. Berger, Jelle H. Kaspersma, Joseph R. Luybli, Robert Shay | 1984-05-22 |