Average Co-Inventor Count = 6.72
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. Nippon Hoso' Kyokai (2 from 374 patents)
2 patents:
1. 5561467 - Receiver and channel compatible encoding/decoding system for high
2. 4704627 - Stereoscopic television picture transmission system