Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6659231 | Self-balancing synchronization assembly for a hydraulic elevator | Karl B. Orndorff | 2003-12-09 |
| 6431322 | Plunger guide for a telescopic jack in a hydraulic elevator | Karl B. Orndorff | 2002-08-13 |
| 6098759 | Hydraulic elevator | Karl B. Orndorff, Scott Carlton Conrey | 2000-08-08 |