Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D489007 | Bottle upper | Michael J. Hall, Karen S. Hefter, Douglas J. Minkler, Robert W. Flagler, David J. Sayler +1 more | 2004-04-27 |
| D480651 | Smooth bottle | Michael J. Hall, Karen S. Hefter, Douglas J. Minkler, Robert W. Flagler, David J. Sayler +1 more | 2003-10-14 |