Derick Call
21Patents
3h-index
22Co-inventors
59Inventor score
Filing activity: Nov 8, 2007 → Aug 8, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9108603B2 | Brake cylinder maintaining valve | Emerging Cross-Sectional Technologies | 3 | Active |
| US8794717B2 | Automatic release hand brake control system | Emerging Cross-Sectional Technologies | 3 | Active |
| US8991568B2 | Bolster mounted brake system | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US9266516B2 | Brake cylinder maintaining valve | Emerging Cross-Sectional Technologies | 2 | Active |
| US10179580B2 | Brake cylinder maintaining with improved pressure regulation | Performing Operations; Transporting | 2 | Active |
| US10926751B2 | Brake cylinder maintaining with improved pressure regulation | Performing Operations; Transporting | 1 | Active |
| US11440522B2 | Combined dirt collector and cutout cock having controlled venting | Emerging Cross-Sectional Technologies | 1 | Active |
| US12005872B2 | Combined dirt collector and cutout cock having controlled venting | Emerging Cross-Sectional Technologies | 1 | Active |
| US9789889B2 | Slack adjuster for narrow gauge railroad cars | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10501098B2 | Locomotive parking brake | Performing Operations; Transporting | 0 | Active |
| US11517851B2 | Air dryer with prefiltration stage bypass | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US9180853B2 | Automatic release hand brake control system | Emerging Cross-Sectional Technologies | 0 | Active |
| US8297716B2 | Control system for automatic release hand brake | Performing Operations; Transporting | 0 | Active |
| US11679750B2 | Brake equipment wear monitoring for remaining useful life | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10011289B2 | Automatic parking brake for body mounted brake cylinder | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US8919892B2 | Brake pipe vent valve for locomotive brake system | Performing Operations; Transporting | 0 | Active |
| US11548491B2 | Electronically controlled pneumatic (ECP) overlay control valve | Performing Operations; Transporting | 0 | Active |
| US11745715B2 | Brake cylinder maintaining with improved pressure regulation | Performing Operations; Transporting | 0 | Active |
| US10336307B2 | Electronically controlled pneumatic (ECP) overlay control valve | Performing Operations; Transporting | 0 | Active |
| US11260887B2 | Locomotive parking brake | Performing Operations; Transporting | 0 | Active |
| US10336306B2 | Control system for automatic parking brake of rail vehicle | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.