Average Co-Inventor Count = 1.89
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. Quanta Associates, L.p. (8 from 104 patents)
8 patents:
1. 11713834 - Drill pipe or product line improved rollers and movement
2. 11708726 - Horizontal directional reaming
3. 11566473 - Horizontal directional reaming
4. 11499373 - Pulling product lines underground under obstacles including water bodies
5. 11136266 - Thixotropic non-cementitious thermal grout and HDD or trough product line methods of application
6. 11035185 - Annular pressure reduction system for horizontal directional drilling
7. 10914121 - Pulling product lines underground under obstacles including water bodies
8. 10876657 - Drill pipe or product line improved rollers and movement