Average Co-Inventor Count = 2.14
ph-index = 3
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 (3 from 90,934 patents)
3 patents:
1. 4841642 - Cutter
2. 4768100 - Image processing apparatus
3. 4768063 - Sheet material receiving device