Issued Patents 2002
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6494394 | Intermediary face plate for saddle-back hammer tip | Paul R. Gray | 2002-12-17 |
| 6481654 | Saddle-back hammer and hammer tip | Paul R. Gray | 2002-11-19 |
| 6464157 | Removable hammers for use with a rotor and hammer assembly | Paul R. Gray | 2002-10-15 |
| 6419173 | Production plus hammer with protective pocket | Paul R. Gray | 2002-07-16 |
| 6394375 | Rotatable hammer insert with bullet tip | Paul R. Gray | 2002-05-28 |