Average Co-Inventor Count = 12.00
ph-index = 1
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. Micromass UK Limited (2 from 677 patents)
2. Halliburton Energy Services, Inc. (11,817 patents)
2 patents:
1. 11342170 - Collision surface for improved ionisation
2. 11094519 - Collision surface for improved ionisation