Average Co-Inventor Count = 5.00
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. Ntt Docomo, Inc. (2 from 4,714 patents)
2 patents:
1. 7113784 - Method of registering position of mobile communication terminal, general calling method for mobile communication terminal and mobile communication system
2. 7072654 - Location registration method for mobile communication terminals, en bloc paging method for mobile communication terminals, and mobile communication system