Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D517416 | Bottle | Michael Borgerson, Richard Girsch | 2006-03-21 |
| D405931 | Beer keg | — | 1999-02-16 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D517416 | Bottle | Michael Borgerson, Richard Girsch | 2006-03-21 |
| D405931 | Beer keg | — | 1999-02-16 |