Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4735145 | High temperature detonator | James Johnson | 1988-04-05 |
| 4316412 | Low voltage nonprimary explosive detonator | John R. Kirkham | 1982-02-23 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4735145 | High temperature detonator | James Johnson | 1988-04-05 |
| 4316412 | Low voltage nonprimary explosive detonator | John R. Kirkham | 1982-02-23 |