Average Co-Inventor Count = 4.44
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. Canon Kabushiki Kaisha (2 from 90,594 patents)
2. Canon Denshi Kabushiki Kaisha (2 from 316 patents)
2 patents:
1. 4494885 - Compact printer
2. 4458589 - Compact printer having a typefont belt with a type-free portion