Average Co-Inventor Count = 3.43
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. Exxonmobil Research and Engineering Company (2 from 1,780 patents)
2 patents:
1. 6851414 - Method and system to extend lubricant life in internal combustion EGR systems
2. 6376435 - Lubrication system for internal combustion engines (law952)