Average Co-Inventor Count = 2.00
ph-index = 6
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. Oki Electric Industry Co., Ltd. (7 from 4,979 patents)
2. Ntt Data Communications Systems Corporation (1 from 15 patents)
7 patents:
1. D340703 - Personal computer
2. D332943 - IC card input and output terminal
3. D331570 - Central control unit for personal computer
4. D258958 - Telephone set
5. D256233 - Vehicular telephone set or similar article
6. D256234 - Vehicular telephone set or similar article
7. D256235 - Vehicular telephone set or similar article