Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8371617 | Expansion joint for pipe system | — | 2013-02-12 |
| 7066220 | Yard waste collection system | Randall H. Johnson | 2006-06-27 |
| 4801117 | Portable support boom for window washer | — | 1989-01-31 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8371617 | Expansion joint for pipe system | — | 2013-02-12 |
| 7066220 | Yard waste collection system | Randall H. Johnson | 2006-06-27 |
| 4801117 | Portable support boom for window washer | — | 1989-01-31 |