Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6418843 | Element for positioning and supporting a golf ball as an image is imprinted thereon | — | 2002-07-16 |
| 5774968 | Electromagnetic riveter recoil cushioning, damping and positioning system | — | 1998-07-07 |
| 5685058 | Method for direct insertion of a headed rivet into a countersunk hole | — | 1997-11-11 |
| 5621963 | Differential capacitance in an electromagnetic riveter | — | 1997-04-22 |
| 5577315 | Method of upsetting rivets | — | 1996-11-26 |
| 5566747 | Method of cooling a coil | Gregory L. Clark | 1996-10-22 |
| 5531009 | Apparatus for removing an undeformed rivet from a hole | — | 1996-07-02 |
| 5407003 | Apparatus for cooling a coil | Gregory L. Clark | 1995-04-18 |
| 5404633 | Method of dynamically supporting a drill quill in a drill/rivet machine | — | 1995-04-11 |
| 5379508 | Method of riveting | Gregory L. Clark, Edward J. Woods, Karl A. Hansen, John R. Hare | 1995-01-10 |
| 5361484 | Method of guiding a rivet around a curve | — | 1994-11-08 |
| 5263236 | Drill quill bearing assembly | — | 1993-11-23 |
| 5259104 | Rivet recovery method | — | 1993-11-09 |
| 5231747 | Drill/rivet device | Gregory L. Clark, Karl A. Hansen, John R. Hare, Edward J. Woods | 1993-08-03 |
| 5231754 | Rivet brake and staging tube | — | 1993-08-03 |
| 5216819 | Method of detecting long and short rivets | — | 1993-06-08 |
| 5213454 | Apparatus for chip vacuum, mist lubrication and coil cooling | Gregory L. Clark | 1993-05-25 |
| 5210935 | Curved rivet feed chute | — | 1993-05-18 |
| 5203855 | Method of mist lubrication, chip vacuum and coil cooling | Gregory L. Clark | 1993-04-20 |
| 4632191 | Steering system for percussion boring tools | William J. McDonald, Gerard T. Pittard, William C. Maurer, John H. Cohen | 1986-12-30 |
| 4621698 | Percussion boring tool | Gerard T. Pittard, William J. McDonald, William C. Maurer, John H. Cohen | 1986-11-11 |
| 4348672 | Insulated drill collar gap sub assembly for a toroidal coupled telemetry system | — | 1982-09-07 |