Average Co-Inventor Count = 3.00
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. Atlantic Richfield Company (1 from 1,851 patents)
2. Bp Exploration, Inc. (1 from 2 patents)
1 patent:
1. 5193077 - Method and apparatus for improved seismic prospecting