Average Co-Inventor Count = 4.34
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. Intevep, S.a. (3 from 333 patents)
2. Agere Systems Guardian Corp. (1 from 598 patents)
3. Ciemat (1 from 1 patent)
4. Ethz (1 from 1 patent)
4 patents:
1. 8257454 - Method for gasification of carbonaceous solid materials
2. 7449158 - Apparatus and gasification of carbonaceous solid materials
3. 7176246 - Process for converting heavy crude oils and petroleum coke to syngas using external source of radiation
4. 6459946 - Method and system for determining operator staffing