Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D447814 | Portable restroom | Darrin M. Swagel, Micah T. Somers, Ronald J. Holmstadt, Daniel J. Koughan, Douglas E. Loebertmann +1 more | 2001-09-11 |
| D444570 | Portable restroom | Darrin M. Swagel, Ronald J. Holmstadt, Daniel J. Koughan, Dean M. Carstens, Douglas E. Loebertmann +2 more | 2001-07-03 |