Average Co-Inventor Count = 3.00
ph-index = 2
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. The Lubrizol Corporation (3 from 1,305 patents)
3 patents:
1. 8754017 - Lubricant for natural gas engines
2. 6823822 - Process for reducing engine wear in the operation of an internal combustion engine
3. 6748905 - Process for reducing engine wear in the operation of an internal combustion engine