Average Co-Inventor Count = 4.00
ph-index = 4
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. Vermeer Manufacturing Company, Inc. (4 from 469 patents)
4 patents:
1. 6929075 - Automated bore planning system for horizontal directional drilling
2. 6749029 - Automated bore planning method and apparatus for horizontal directional drilling
3. 6577954 - Automated bore planning method and apparatus for horizontal directional drilling
4. 6389360 - Automated bore planning method and apparatus for horizontal directional drilling