Average Co-Inventor Count = 2.86
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. Nec Corporation (2 from 35,670 patents)
2 patents:
1. 9443549 - Library device and library device control method
2. 8213108 - Storage medium library device and storage medium library device cartridge transporting method