Issued Patents 2018
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D820473 | Molded surface of a concrete product | Jay J. Johnson, Robert Joel Wolter | 2018-06-12 |
| D817517 | Molded surface of a concrete product | Jay J. Johnson | 2018-05-08 |
| D815307 | Molded surface of a concrete product | Jay J. Johnson | 2018-04-10 |
| D811621 | Molded surface of a concrete product | Jay J. Johnson | 2018-02-27 |