Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6944272 | Method and system for administering multiple messages over a public switched telephone network | — | 2005-09-13 |
| 6851634 | Granular spreader and product container | Keith F. Woodruff | 2005-02-08 |