Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9700191 | Wheel lift assembly for floor treating apparatus | Donald Joseph Legatt, William Randall Stuchlik | 2017-07-11 |
| 5544810 | Precision-ratioed fluid-mixing device and system | Stephen R. Horvath, Jr., Thomas A. Helf | 1996-08-13 |
| 4587645 | Disc drive assembly | Walter Wong, Alan Thomas Nagl, William Repphun | 1986-05-06 |