Average Co-Inventor Count = 2.86
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. Other (1 from 832,912 patents)
2. Lockheed Martin Energy Research Corporation (1 from 136 patents)
2 patents:
1. 6481298 - Vehicle brake testing system
2. 6259374 - Passive pavement-mounted acoustical linguistic drive alert system and method