Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12041946 | Cold brewed coffee system | — | 2024-07-23 |
| 6560938 | Box lintel | — | 2003-05-13 |
| 6367209 | Box lintel | — | 2002-04-09 |
| 5642924 | Shelf system for a refrigerator cabinet | Chad A. Wohlrab, Michael C. Fessenden | 1997-07-01 |
| 5465538 | Prefabricated lintel | — | 1995-11-14 |
| 4757656 | Lintel system | — | 1988-07-19 |
| 4251965 | Modular wall section | — | 1981-02-24 |