Average Co-Inventor Count = 1.29
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. (3 from 4,979 patents)
3 patents:
1. 7877479 - Bandwidth control system and method capable of reducing traffic congestion on content servers
2. 7509314 - Document retrieval system recognizing types and values of numeric search conditions
3. 6604680 - Automatic transaction system