Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6707028 | Rotating light source system for detecting an obstruction in a space, for use in a mobile storage system | Steven M. Lehmann, William B. McHenry, Larry Gunseor | 2004-03-16 |
| 6604797 | Rotary storage unit with motorized latch actuator | Steven M. Lehmann | 2003-08-12 |