Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D933928 | Jack | James T. Rettler, Benjamin T. Schulz | 2021-10-19 |
| 11111119 | Hydraulic power unit for jack with internally adjustable safety relief valve | Benjamin T. Schulz, Daniel M. Eggert | 2021-09-07 |
| 10919139 | Remote wrench handle and accessories | Anup A. Gupte | 2021-02-16 |