Average Co-Inventor Count = 1.20
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 (4 from 90,753 patents)
4 patents:
1. 9302865 - Sheet feeding apparatus and image forming apparatus
2. 8891143 - Sheet feeding device, image forming apparatus, and image scanning apparatus
3. 8690150 - Sheet feed device and image forming apparatus with rotation stacking portion
4. 6734994 - Image reading method and apparatus