Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12221178 | Articulated truck steering | Matthew Lee Dixon, Steven E. Johnson | 2025-02-11 |
| 12163459 | Flow sharing control for multiple hydraulic fan motors | Steven E. Johnson, Samantha L. Sergott, Umakanth Sakaray | 2024-12-10 |
| 11738732 | Automatic retarding control system | Steven E. Johnson | 2023-08-29 |
| 11427168 | Brake system for a vehicle | Steven E. Johnson | 2022-08-30 |
| 11117562 | Hydraulic valve module and method for supplying hydraulic pressure to circuits of a vehicle | Steven E. Johnson | 2021-09-14 |
| 10981554 | Fluid delivery system | Steven E. Johnson, Anthony J. Weltzer, Ernest Everett Stoops | 2021-04-20 |
| 10822025 | Hydraulic valve module for steering and work functions in a work vehicle | Steven E. Johnson | 2020-11-03 |
| 10746200 | Modular hydraulic valve assembly for work vehicle | Steven E. Johnson | 2020-08-18 |
| 10625726 | Hydraulic system for brakes | Steven E. Johnson | 2020-04-21 |
| 10520384 | Accumulator pressure monitoring system | — | 2019-12-31 |
| 10259434 | Braking system and method for machine | Neil Taylor, Roger Tansley, John A. Chapman, Josh Nolke, Tony Maughan +1 more | 2019-04-16 |
| 9358966 | Hydraulic accumulator pre-charge pressure detection for hydraulic braking system | Stephen Thompson, Peter O'Brien, Biagio Ciarla | 2016-06-07 |