Average Co-Inventor Count = 1.33
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. Motorola Corporation (2 from 20,290 patents)
2 patents:
1. 3972070 - Mode selector lockout mechanism for a cassette tape recorder/reproducer
2. 3938195 - 8-Track - fast forward mechanism