Average Co-Inventor Count = 1.64
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. Rca Inc. (2 from 5,349 patents)
2. Eidak Corporation (1 from 4 patents)
3 patents:
1. 5003590 - Encoding an optical video disc to inhibit video tape recording
2. 4709256 - Wide screen composite video signal encoder and standard aspect ratio
3. 4672424 - Progressively scanned television system with reduced chrominance