Average Co-Inventor Count = 2.71
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 (2 from 832,891 patents)
2. Progress Rail Services Corporation (2 from 119 patents)
3. Hoover Group, Inc. (2 from 60 patents)
7 patents:
1. 8936300 - Tiltable cab assembly
2. 8365673 - System and method for railroad track tie plate collection from a rail bed
3. 5208795 - Cleaner unit with jet spray for information disks
4. 5126992 - Cleaner unit for information disks
5. D307087 - Portable holder for fishing rods
6. D298450 - Tank
7. 4648521 - Composite metal and plastic tank