Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11697143 | Method of manufacturing two tubes simultaneously and machine for use therein | John A. Pale, David I. Alexander | 2023-07-11 |
| 10882092 | Method of manufacturing a tube and a machine for use therein | John A. Pale, David I. Alexander | 2021-01-05 |
| 10864566 | Method of manufacturing a tube and a machine for use therein | John A. Pale, David I. Alexander | 2020-12-15 |
| 10843246 | Method of manufacturing a tube and a machine for use therein | John A. Pale, David I. Alexander | 2020-11-24 |
| 7866198 | Method of producing a stepped shaft | Terry R Chilson, John A. Pale | 2011-01-11 |