Average Co-Inventor Count = 2.57
ph-index = 5
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 (6 from 90,594 patents)
6 patents:
1. D328756 - Copying machine
2. D328093 - Copying machine
3. D328094 - Copying machine
4. D321206 - Copying machine
5. D321004 - Copying machine
6. D317938 - Copying machine