Average Co-Inventor Count = 2.00
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. (6 from 23 patents)
2. Freightcar America, Inc. (4 patents)
6 patents:
1. 11945476 - Railcar cold formed center sill with stiffness enhancing structure
2. 11554797 - Handheld solenoid activation remote for a railroad car door
3. 11338831 - Railcar having cold formed center sill with stiffness enhancing structure
4. 9862393 - Open top hopper railcar with biased door seal and enlarged contoured end door
5. 9096238 - Open top hopper railcar with biased door seal and enlarged contoured end door
6. 8640631 - Side contoured open top hopper railcar with biased door seal and enlarged contoured end door