Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6817200 | Split ice making and delivery system for maritime and other applications | Joseph E. Jefferson, Jr. | 2004-11-16 |
| 6653790 | Automatic gas lamp with safety control circuit | Joseph E. Jefferson, Jr. | 2003-11-25 |