RBL, Inc.
4Patents
4Active
4Granted
46Portfolio score
Filing activity: Aug 15, 2014 → May 24, 2023
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9561809B2 | Rail road track lubrication apparatus and method | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US11794794B2 | Rail road track lubrication apparatus and method | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US12134414B2 | Automatic switch plate lubrication assembly | Performing Operations; Transporting | 0 | Active |
| US10421469B2 | Rail road track lubrication apparatus and method | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.