Average Co-Inventor Count = 3.27
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 90,753 patents)
2 patents:
1. 5055351 - Metal thin film type magnetic recording medium
2. 4952942 - Ink jet recording method with improved tone by recording yellow first