Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6776386 | Lid for exothermic reaction welding mold | Brian E. Davidson, Dan Wilson | 2004-08-17 |
| 5827019 | Self-calibrating countersink tool | — | 1998-10-27 |
| D396865 | Countersink tool | — | 1998-08-11 |
| D307859 | Cutter | — | 1990-05-15 |
| 4315974 | Electrochemical cell with protected electrical feedthrough | Lee F. Athearn | 1982-02-16 |
| 4225262 | Niobium coatings for joining ceramic to metal | Nicholas S. Koop | 1980-09-30 |