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. Schlumberger Technology Corporation (1 from 10,180 patents)
2. Westerngeco L.l.p. (1 from 691 patents)
2 patents:
1. 6751162 - Seismic sensor
2. 6260656 - Land seismic data acquisition method and seismic cable and cable spool vehicle therefor