Average Co-Inventor Count = 3.27
ph-index = 3
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 Tracker Corporation (2 from 4 patents)
2. Radio Systems Corporation (1 from 272 patents)
3 patents:
1. D659304 - Transmitter
2. D617767 - Radio tracking receiver
3. D612838 - Antenna structure for radio tracking receiver