Average Co-Inventor Count = 3.60
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. Hitachi, Ltd. (3 from 42,508 patents)
3 patents:
1. 12073656 - Activity detection device, activity detection system, and activity detection method
2. 11537750 - Image access management device, image access management method, and image access management system
3. 11468265 - Neural networks for discovering latent factors from data