Average Co-Inventor Count = 5.00
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. Nippon Hoso' Kyokai (1 from 374 patents)
2. Nhk Engineering Services, Inc. (1 from 3 patents)
3. Rcom Corporation (1 from 1 patent)
4. Japan Kyastem Co., Ltd. (1 from 1 patent)
1 patent:
1. 6927623 - Amplitude-modulated signal receiving circuit