Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D719886 | Step tread formation | Michael Cowan | 2014-12-23 |
| 6269718 | Engraving head support method with linear head driver | John W. Fraser, Kenneth F. Bornhorst, Jr., Robert D. Likins | 2001-08-07 |
| 5767981 | Engraving head support system with linear head driver | John W. Fraser, Kenneth F. Bornhorst, Jr., Robert D. Likins | 1998-06-16 |
| 5751435 | Method and apparatus for aligning a cylinder in an engraver | Kenneth F. Bornhorst, Jr., Robert D. Likins, David R. Seitz, Curtis Woods | 1998-05-12 |
| 5454306 | Engraving head platform | John W. Fraser, Kenneth F. Bornhorst, Jr., Robert D. Likins | 1995-10-03 |
| 5424846 | Cylinder support apparatus and method for use in an engraver | Kenneth F. Bornhorst, Jr., Robert D. Likins, David R. Seitz, Curtis Woods | 1995-06-13 |