Average Co-Inventor Count = 3.00
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 (1 from 90,753 patents)
2. Mitsubishi Petrochemical Company Limited (1 from 546 patents)
1 patent:
1. 5258252 - Image-bearing member having a surface layer of a high-melting point