Average Co-Inventor Count = 3.00
ph-index = 1
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. Video Technology Industries, Inc. (2 from 29 patents)
2 patents:
1. D318491 - Combined keyboard and electronic learning aid
2. D311523 - Housing for an electronic educational video system