Average Co-Inventor Count = 5.46
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. Canon Kabushiki Kaisha (2 from 90,631 patents)
2 patents:
1. 4843432 - Image recording apparatus
2. 4616126 - Information retrieval system