Average Co-Inventor Count = 5.00
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. Ichikoh Industries, Ltd. (2 from 398 patents)
2 patents:
1. 3979158 - Periscope-type rear view mirror apparatus for automobile
2. 3950081 - Periscope-type view mirror apparatus for automobile