Jon B. Zaerr
10Patents
6h-index
8Co-inventors
59Inventor score
Filing activity: Jul 24, 1992 → Mar 30, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5743192A | Railroad freight car for carrying motor vehicles | Performing Operations; Transporting | 55 | Expired |
| US5979335A | Railroad freight car for carrying motor vehicles | Performing Operations; Transporting | 35 | Expired |
| US5794537A | Deck-edge hinge for loading bridge | Performing Operations; Transporting | 34 | Expired |
| US5207161A | Side bearing arrangement for multi-unit railroad cars with different side bearings on adjacent car ends sharing a common truck | Performing Operations; Transporting | 25 | Expired |
| US6510800B1 | Multi-unit railroad freight car for carrying cargo containers between container well units | Performing Operations; Transporting | 10 | Expired |
| US6059075A | Railroad freight car including pneumatic brake system module | Performing Operations; Transporting | 8 | Expired |
| US9061687B2 | Railroad car for carrying motor vehicles | Performing Operations; Transporting | 1 | Active |
| US12409872B1 | Coupler cross keys | Performing Operations; Transporting | 0 | Active |
| US11878724B2 | Autorack cars | Performing Operations; Transporting | 0 | Active |
| US10871012B2 | End door latch arrangement for railroad car | Fixed Constructions | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.