Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6610441 | Annular pack | Donald E. Hensley, Stuart Schaaf, Marvin Milewits | 2003-08-26 |
| 6547010 | Annular pack having mutually engageable annular segments | Donald E. Hensley, Stuart Schaaf, Marvin Milewits | 2003-04-15 |