Average Co-Inventor Count = 3.43
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. National Oilwell Varco, L.p. (1 from 572 patents)
2. Marmon Industrial Water LLC (1 from 3 patents)
2 patents:
1. 12227964 - Modular cooling tower structure, design, and method of assembly
2. 8516751 - Mobile drilling rig