Issued Patents All Time
Showing 101–125 of 135 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D620134 | Molded surface of a concrete product | Jay J. Johnson | 2010-07-20 |
| D620133 | Molded surface of a concrete product | Jay J. Johnson | 2010-07-20 |
| D619735 | Molded surface of a concrete product | Jay J. Johnson | 2010-07-13 |
| D619733 | Molded surfaces of a concrete product | Jay J. Johnson | 2010-07-13 |
| D619732 | Molded surface of a concrete product | Jay J. Johnson | 2010-07-13 |
| D619731 | Molded surface of a concrete product | Jay J. Johnson | 2010-07-13 |
| D619730 | Molded surface of a concrete product | Jay J. Johnson | 2010-07-13 |
| D619734 | Molded surface of a concrete product | Jay J. Johnson | 2010-07-13 |
| D613880 | Mold surface of a concrete block | Jay J. Johnson | 2010-04-13 |
| 7674420 | Dimensional control of concrete blocks | Paul Johnson, Paul Randal Tufts, Ronald J. Scherer | 2010-03-09 |
| D611164 | Molded surface of a concrete product | — | 2010-03-02 |
| D609821 | Molded surface of a concrete product | Jay J. Johnson | 2010-02-09 |
| D609368 | Molded surface of a concrete product | Jay J. Johnson, Howard Merriam | 2010-02-02 |
| D609367 | Molded surface of a concrete product | Jay J. Johnson | 2010-02-02 |
| D604430 | Molded surface of a concrete product | Ronald J. Scherer, David M. La Croix | 2009-11-17 |
| D598137 | Molded surface of a concrete product | Jay J. Johnson | 2009-08-11 |
| D598135 | Molded surface of a concrete product | Jay J. Johnson, Howard Merriam | 2009-08-11 |
| D598136 | Molded surface of a concrete product | — | 2009-08-11 |
| D596318 | Retaining wall block | Jay J. Johnson | 2009-07-14 |
| D588714 | Molded surface of a concrete product | Jay J. Johnson | 2009-03-17 |
| D588713 | Molded surface of a concrete product | Jay J. Johnson | 2009-03-17 |
| 7484910 | Walkway stones sets; and, methods | — | 2009-02-03 |
| D585567 | Molded surface of a concrete product | Jay J. Johnson | 2009-01-27 |
| D584423 | Molded surface of a concrete product | — | 2009-01-06 |
| D581548 | Molded surface of a concrete product | Ronald J. Scherer, David M. La Croix | 2008-11-25 |