Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6648337 | Backup ring with controlled spacing | Larry J. Castleman | 2003-11-18 |
| 6607197 | Rotary seal with relief angle for controlled tipping | Larry J. Castleman | 2003-08-19 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6648337 | Backup ring with controlled spacing | Larry J. Castleman | 2003-11-18 |
| 6607197 | Rotary seal with relief angle for controlled tipping | Larry J. Castleman | 2003-08-19 |