Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6327719 | Portable restroom having molded base assembly with internal tank | Daniel J. Koughan, Ronald J. Holmstadt, Richard E. Eliasen, Todd Hilde | 2001-12-11 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6327719 | Portable restroom having molded base assembly with internal tank | Daniel J. Koughan, Ronald J. Holmstadt, Richard E. Eliasen, Todd Hilde | 2001-12-11 |