Average Co-Inventor Count = 3.33
ph-index = 3
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Jac Operations, Inc. (3 from 23 patents)
2. Freightcar America, Inc. (2 from 4 patents)
5 patents:
1. 11577762 - Open top hopper railcar with lading shedding top chord and corner cap and integrated door operating controls with manual override
2. 10300931 - Multi-unit intermodal railroad well car with safety platform and handbrake
3. 9669845 - Open top hopper railcar with lading shedding top chord and corner cap and integrated door operating controls with manual override
4. 8950341 - Multi-unit intermodal railroad well car with safety platform and handbrake
5. 8342105 - Open top hopper railcar with lading shedding top chord and corner cap and integrated door operating controls with manual override