Average Co-Inventor Count = 1.60
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. Nisca Corporation (2 from 489 patents)
2 patents:
1. 7378644 - Image reading apparatus
2. 7304448 - Developing apparatus and image processing system with the developing apparatus