Average Co-Inventor Count = 3.00
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. International Telephone and Telegraph Corporation (1 from 1,088 patents)
2. U.S. Holding Co., Inc. (1 from 10 patents)
2 patents:
1. 4726014 - Cellular mobile radio service telephone system
2. 4562572 - Cellular mobile radio service telephone system