Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D721579 | Decorative bottle topper | — | 2015-01-27 |
| 5794539 | Moisture barrier filter seal for hopper rail car hatches | Alfred W. Hendee, Charles Hendee | 1998-08-18 |
| 5628254 | Moisture barrier, filter seal for hopper rail car hatches | Alfred W. Hendee, Charles Hendee | 1997-05-13 |