Average Co-Inventor Count = 7.00
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. Tokyo Shibaura Denki Kabushiki Kaisha (1 from 2,916 patents)
2. Nippon Telegraph and Telephone Public Corporation (1 from 522 patents)
1 patent:
1. 4498195 - Radio interference detection device for use in a multi-channel access