Average Co-Inventor Count = 3.50
ph-index = 6
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. The Charles Machine Works, Inc. (7 from 364 patents)
7 patents:
1. 8191653 - System and method for tracking and maintaining an on-grade horizontal borehole
2. 7896107 - System for tracking and maintaining on on-grade horizontal borehole
3. 7654340 - Directional reaming system
4. 7510029 - System for tracking and maintaining an on-grade horizontal borehole
5. 7373993 - System and method for locating and tracking a boring tool
6. 7195079 - Directional reaming system
7. 7111693 - System and method for locating and tracking a boring tool