Average Co-Inventor Count = 2.00
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. Mertz, Inc. (3 from 9 patents)
2. Chicago Bridge & Iron Company (1 from 154 patents)
4 patents:
1. D276799 - Seismic exploration vehicle
2. D276801 - Seismic exploration vehicle
3. D276800 - Seismic exploration vehicle
4. 4174127 - Multiport piggable fluid swivel