Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8387339 | Adjustable wall support system and method | Julia Ann Birch, Bryan Thomas Welch | 2013-03-05 |
| 6837147 | No-solids-build-up tank | — | 2005-01-04 |
| 6253519 | Construction block | — | 2001-07-03 |
| 5829616 | Stackable nestable dispensing bin | Daniel P. Rule | 1998-11-03 |
| 4854461 | Storage box | Daniel P. Rule | 1989-08-08 |