Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12397981 | System for transporting hot food | — | 2025-08-26 |
| 12252326 | System for transporting hot food | — | 2025-03-18 |
| 11952182 | System for transporting hot food | — | 2024-04-09 |
| 7987646 | Polymeric or composite wall and surface veneering products, systems and methods of use thereof | Robert J. Race, Edward Alan Knudson, John Fitzgerald Dolan, Daryl R. Pilarski, Joel Forsberg | 2011-08-02 |
| D483443 | Joist gutter | — | 2003-12-09 |
| RE37278 | Retaining wall block | — | 2001-07-17 |
| D397230 | Front face of a retaining wall | — | 1998-08-18 |
| D381086 | Front face of a retaining wall block | — | 1997-07-15 |
| D380560 | Three faceted broken front face of a retaining wall block | — | 1997-07-01 |
| 5551809 | Embankment wall construction and method and block construction for making the same | — | 1996-09-03 |
| RE34314 | Block wall | — | 1993-07-20 |
| D317209 | Corner wall block | — | 1991-05-28 |
| D317048 | Wall block | — | 1991-05-21 |
| D316904 | Convex block | — | 1991-05-14 |
| D311444 | Wall block | — | 1990-10-16 |
| 4914876 | Retaining wall with flexible mechanical soil stabilizing sheet | — | 1990-04-10 |
| D301064 | Convex block | — | 1989-05-09 |
| 4825619 | Block wall | — | 1989-05-02 |
| D300253 | Retaining wall block | — | 1989-03-14 |
| D300254 | Retaining wall block | — | 1989-03-14 |
| 4802320 | Retaining wall block | — | 1989-02-07 |
| D299067 | Modular block wall | — | 1988-12-20 |
| D298463 | Retaining wall block | — | 1988-11-08 |
| D297767 | Block wall | — | 1988-09-20 |
| D297574 | Wall block | — | 1988-09-06 |