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 90,809 patents)
1 patent:
1. 6243220 - Apparatus for recording and reproducing an audio mode information signal corresponding to an audio mode of a multi-channel audio signal