Average Co-Inventor Count = 1.64
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. Westinghouse Air Brake Company (4 from 582 patents)
2. W. R. Grace Co.-conn. (1 from 1,391 patents)
3. American Standard Inc. (1 from 1,121 patents)
6 patents:
1. 5692360 - System and method for packaging products
2. 5390772 - Switchable high speed frog mechanism
3. 5241819 - Tappet valve assembly for automatic railway vehicle couplers
4. 5152410 - Electro-pneumatic coupler control system for ensuring the safe
5. 5076401 - Spring-applied, hydraulically released brake actuator having positive
6. 4957208 - Multiple contact electrical connector portion for an automatic railway