Average Co-Inventor Count = 1.71
ph-index = 4
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. Other (4 from 832,718 patents)
2. Pullman Incorporated (2 from 228 patents)
3. Burlington Northern Railroad Company (1 from 8 patents)
4. Stanrail Corporation (1 from 6 patents)
5. Roger D. Sims, P.e. (1 from 1 patent)
6. Trailer P. H. Corporation (1 from 1 patent)
10 patents:
1. 10731384 - Handcuffs and methods of making and using same
2. 10400483 - Handcuffs and methods of making and using same
3. 10036184 - Handcuffs and methods of making and using same
4. 5992212 - Device for determining coefficient of friction and level of lubrication
5. 5826517 - Bogie coupling system for convertible railway-railroad vehicle
6. 5307744 - Magnetic skirt product protection assembly for transporting on railroad
7. 4838744 - Intermodal system for transporting a semi-trailer on two railway vehicles
8. 4721426 - Bridge plate
9. 4301742 - Partition sheet to side sheet connection for covered hopper cars
10. 4213400 - Resilient railway body center plate