Average Co-Inventor Count = 2.00
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. Oki Electric Industry Co., Ltd. (2 from 4,980 patents)
2 patents:
1. 4805212 - Automatic telephone dialing method and apparatus
2. 4741029 - Automatic telephone dialing method and apparatus