Average Co-Inventor Count = 2.07
ph-index = 7
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. Pennsy Corporation (10 from 46 patents)
10 patents:
1. 6095350 - Non-metallic wear plate for railroad car couplers and method of use
2. 5943961 - Split wedge bolster pocket insert
3. 5878548 - Corner protector for protecting the top corners of stacks of lumber
4. 5799582 - Bearing adapter and adapter pad for railway trucks
5. 5575222 - Telescoping bridge plate for autorack railroad cars
6. 5562045 - Bearing adapter and adapter pad for railway trucks
7. 5490464 - Plug assemblies and methods for plugging holes in railroad autorack cars
8. 5443015 - Center bowl wear liners for railroad cars with varying hardness values
9. 5404826 - Bearing adapter for railway trucks having downward depending ends on
10. 5311823 - Bumper seal for auto rack car