Average Co-Inventor Count = 2.10
ph-index = 8
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. Acf Industries, Incorporated (15 from 400 patents)
2. Other (2 from 832,891 patents)
3. C. R. Bard, Inc. (2 from 1,718 patents)
21 patents:
1. D372780 - Solution bottle positioner
2. 5279395 - Railway car brake system
3. D342998 - Illuminated tongue depressor handle
4. 5209757 - Illuminated ear cleaning device
5. 5159882 - Railway car underbody structure and method
6. 5158022 - Hatch vent assembly for railroad cars with baffle and screen mesh to
7. 5076173 - Lifting hook arrangement for railway tank car
8. D317277 - End segment of a railway car
9. 5017065 - Retractable railcar hitch
10. 4922833 - End structure for railway car
11. 4875417 - End structure for railway car
12. 4696238 - End structure for railway car
13. 4671786 - Overpressure safety valve
14. 4563117 - Trailer hitch retainer pin retention apparatus
15. 4502502 - Overpressure safety valve