Average Co-Inventor Count = 2.86
ph-index = 4
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 (5 from 90,673 patents)
5 patents:
1. D576668 - Developer supplying container
2. D534175 - Facsimile transmitter-receiver
3. D489401 - Computer printer
4. D489083 - Computer printer
5. D489084 - Computer printer