Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8220949 | Lighted flooring | Jerry Milatz | 2012-07-17 |
| 7918579 | Lighted flooring | Jerry Milatz | 2011-04-05 |
| 7419078 | Nailing device | — | 2008-09-02 |
| 6931808 | Floor system | — | 2005-08-23 |
| 6397543 | Floor system | — | 2002-06-04 |
| 6173548 | Portable multi-section activity floor and method of manufacture and installation | Mark Young | 2001-01-16 |
| 6044606 | Floor system | — | 2000-04-04 |
| 5987839 | Multi-panel activity floor with fixed hinge connections | Mark Young, Richard Granroth | 1999-11-23 |
| 5121579 | Portable sectional flooring system with post support | Gopal Jayaraman, Richard Granroth, Robert L. Whipple, Harold A. Evenson, Edward K. Hamar | 1992-06-16 |
| 5020286 | Portable sectional flooring system with post support | Gopal Jayaraman, Richard Granroth, Robert L. Whipple, Harold A. Evensen | 1991-06-04 |