Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6568071 | Angular offset method for fabricating a registration guide | Bryan L. Hansel, Donald C. Hansel, Jeffrey J. Johnson | 2003-05-27 |
| 6428879 | Encoder strip with dimensional stability and ink resistance properties | Bryan L. Hansel, Donald C. Hansel, Jeffrey J. Johnson | 2002-08-06 |
| 5941649 | Method for fabricating a registration guide for a wide-format printer or plotter | Bryan L. Hansel, Donald C. Hansel, Jeffrey J. Johnson | 1999-08-24 |