Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9879428 | Temporary rain water collection assembly for use on a roof of a building | Daniel G. Zwier, Robert Anderson, Dennis Herdegen | 2018-01-30 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9879428 | Temporary rain water collection assembly for use on a roof of a building | Daniel G. Zwier, Robert Anderson, Dennis Herdegen | 2018-01-30 |