Average Co-Inventor Count = 11.00
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. Kabushiki Kaisha Toshiba (1 from 52,711 patents)
2. Hitachi, Ltd. (1 from 42,485 patents)
3. Fujitsu Corporation (1 from 39,228 patents)
4. Mitsubishi Denki Kabushiki Kaisha (1 from 21,351 patents)
5. Nihon Musen Kabushiki Kaisha (1 from 16 patents)
6. Zaidanhouzin Kasenzyouho-senta (1 from 1 patent)
1 patent:
1. 5218708 - Videotext communication network with a receiving terminal that