Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6823669 | Transfer valve system | William F. Lange | 2004-11-30 |
| 6697500 | Method and system for mail detection and tracking of categorized mail pieces | Mark Woolston, Leon H. Bourek | 2004-02-24 |