Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6461265 | Coaxial gear box | John Graham | 2002-10-08 |
| 6427305 | Part elevator having a transfer bar with CAM follower and slot | John Graham, Johann S. Klimach | 2002-08-06 |
| 6331093 | Compensator for multi-tool boring bar | John Graham, Johann S. Klimach | 2001-12-18 |
| 6312200 | Method and apparatus for adjusting a tool cartridge, such as a cutter body | John Graham, Johann S. Klimach | 2001-11-06 |